US Patent No: 5,744,534

Number of patents in Portfolio can not be more than 2000

Light scattering material

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ATTORNEY / AGENT: (SPONSORED)
 

Importance

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Abstract

A light scattering material is prepared by mixing with and dispersing in a transparent elastomer matrix particles of a transparent material. The matrix has a Tg of lower than room temperature and the transparent material has a different index of refraction form the matrix.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
BRIDGESTONE CORPORATIONTOKYO3235

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishiharada, Minoru Kodaira, JP 24 530
Naito, Kazuo Kawasaki, JP 43 706
Tanuma, Itsuo Sayama, JP 50 787

Cited Art

Patent Info (Count) # Cites Year
 
ELF ATOCHEM S.A. (1)
5,237,004 Thermoplastic and thermoset polymer compositions 62 1991
 
MITSUBISHI RAYON CO., LTD. (1)
5,004,785 Light-diffusing methacrylic resin and process for production thereof 13 1988
 
ROBERT BOSCH GMBH (1)
6,480,910 Digital interface unit with selective input registers providing control values to output registers that simultaneously output the control values when activated by control line 1 1999
 
STMICROELECTRONICS, INC. (1)
6,480,912 Method and apparatus for determining the number of empty memory locations in a FIFO memory device 5 2000

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
3M INNOVATIVE PROPERTIES COMPANY (126)
6,101,032 Light fixture having a multilayer polymeric film 86 1995
6,088,067 Liquid crystal display projection system using multilayer optical film polarizers 37 1995
6,080,467 High efficiency optical devices 79 1995
6,565,982 Transparent multilayer device 16 1996
6,590,705 Optical film with co-continuous phases 29 1997
6,111,696 Brightness enhancement film 198 1997
6,057,961 Optical film with increased gain at non-normal angles of incidence 43 1997
6,368,699 Multilayer polymer film with additional coatings or layers 94 1997
6,124,971 Transflective displays with reflective polarizing transflector 90 1997
5,965,247 Process for forming reflective polarizer 173 1997
5,962,114 Polarizing beam-splitting optical component 128 1997
6,088,163 Metal-coated multilayer mirror 40 1997
6,569,515 Multilayered polymer films with recyclable or recycled layers 30 1998
6,531,230 Color shifting film 111 1998
6,207,260 Multicomponent optical body 33 1998
6,179,948 Optical film and process for manufacture thereof 34 1998
6,157,486 Retroreflective dichroic reflector 55 1998
6,157,490 Optical film with sharpened bandedge 57 1998
6,120,026 Game with privacy material 12 1998
6,113,811 Dichroic polarizing film and optical polarizer containing the film 42 1998
6,111,697 Optical device with a dichroic polarizer and a multilayer optical film 55 1998
6,053,795 Toy having image mode and changed image mode 17 1998
6,049,419 Multilayer infrared reflecting optical body 83 1998
6,045,894 Clear to colored security film 59 1998
6,024,455 Reflective article with concealed retroreflective pattern 57 1998
6,012,820 Lighted hand-holdable novelty article 26 1998
5,999,317 Toy mirror with transmissive image mode 18 1998
6,018,419 Diffuse reflectors 27 1998
6,749,427 Dental articles including post-formable multilayer optical films 3 1998
6,256,146 Post-forming continuous/disperse phase optical bodies 32 1998
5,991,077 Multilayer polarizer having a continuous and disperse phase 42 1998
6,031,665 Method of forming a multilayer film having a continuous and disperse phase 25 1998
6,088,159 Reflective polarizers having extended red band edge for controlled off axis color 20 1998
6,117,530 Optical film 52 1998
6,208,466 Multilayer reflector with selective transmission 44 1998
6,352,761 Modified copolyesters and improved multilayer reflective films 47 1999
6,322,236 Optical film with defect-reducing surface and method for making same 94 1999
6,096,375 Optical polarizer 65 1999
6,381,068 Reflective projection screen and projection system 54 1999
6,515,785 Optical devices using reflecting polarizing materials 39 1999
6,407,862 Electronic projection system with polymeric film optical components 9 1999
6,449,093 Optical bodies made with a birefringent polymer 20 1999
6,459,514 Multilayer polymer film with additional coatings or layers 30 1999
6,329,046 Optical film and process for manufacture thereof 11 1999
6,264,336 Display apparatus with corrosion-resistant light directing film 6 1999
6,498,683 Multilayer optical bodies 19 1999
6,451,414 Multilayer infrared reflecting optical body 23 1999
6,543,153 Reflective polarizer having improved properties and optical display with improved reflective polarizer 17 1999
6,210,785 High efficiency optical devices 14 1999
6,863,428 Light guide illumination device appearing uniform in brightness along its length 5 2000
6,141,149 Multilayer film having a continuous and disperse phase 24 2000
6,262,842 Transflective displays with reflective polarizing transflector 82 2000
6,268,961 Optical films having at least one particle-containing layer 47 2000
6,296,927 Optical film 21 2000
6,590,707 Birefringent reflectors using isotropic materials and form birefringence 23 2000
6,449,092 Reflective polarizers having extended red band edge for reduced off axis color 9 2000
6,396,631 Light fixture having a multilayer polymeric film 13 2000
6,335,051 Dichroic polarizing film and optical polarizer containing the film 8 2000
6,475,609 Color shifting film glitter 8 2000
6,455,140 Visible mirror film glitter 9 2000
6,307,676 Optical device with a dichroic polarizer and a multilayer optical film 25 2000
6,760,157 Brightness enhancement film 84 2000
6,804,058 Electroluminescent light source and display incorporating same 12 2000
6,967,778 Optical film with sharpened bandedge 2 2000
6,673,275 Method for making optical devices from homopolymers 0 2000
6,654,170 Optical device having continuous and disperse phases 3 2000
6,627,300 Optical device containing polymeric material domains having different degrees of randomness 6 2000
6,667,095 Multicomponent optical body 22 2001
6,641,883 High efficiency optical devices 3 2001
6,888,675 Transflective displays with reflective polarizing transflector 3 2001
6,534,158 Color shifting film with patterned fluorescent and non-fluorescent colorants 20 2001
6,506,480 Color shifting film with a plurality of fluorescent colorants 15 2001
6,917,399 Optical bodies containing cholesteric liquid crystal material and methods of manufacture 6 2001
6,573,963 Cholesteric liquid crystal optical bodies and methods of manufacture 64 2001
6,808,658 Method for making texture multilayer optical films 22 2001
6,830,713 Method for making coPEN/PMMA multilayer optical films 16 2001
6,827,886 Method for making multilayer optical films 26 2001
6,783,349 Apparatus for making multilayer optical films 20 2001
6,357,880 Display apparatus with corrosion-resistant light directing film 7 2001
6,737,154 Multilayer polymer film with additional coatings or layers 12 2001
6,829,071 Optical devices using reflecting polarizing materials 12 2001
6,613,819 Light stable articles 6 2001
6,635,337 Optical film 13 2001
6,876,427 Cholesteric liquid crystal optical bodies and methods of manufacture and use 6 2001
6,613,421 Optical film 15 2001
6,641,280 Hand-holdable toy light tube 12 2001
6,610,356 Dichroic polarizing film and optical polarizer containing the film 3 2001
6,641,900 Modified copolyesters and improved multilayer reflective films 19 2001
6,508,560 Display apparatus with corrosion-resistant light directing film 11 2001
6,905,220 Backlight system with multilayer optical film reflector 34 2002
6,574,045 Optical bodies made with a birefringent polymer 8 2002
6,788,463 Post-formable multilayer optical films and methods of forming 20 2002
6,685,341 Light fixture having a multilayer polymeric film 14 2002
6,697,195 Loss enhanced reflective optical filters 26 2002
6,797,366 Color shifting film articles 14 2002
6,744,561 Multilayer optical bodies 8 2002
6,721,096 Polarizing beam splitter 38 2002
6,626,545 Light directing construction having corrosion resistant feature 1 2002
7,038,745 Brightness enhancing reflective polarizer 13 2003
6,987,612 Optical film with co-continuous phases 3 2003
7,083,847 Optical film 3 2003
6,946,188 Modified copolyesters and improved multilayer reflective films 11 2003
6,888,677 Multilayer optical bodies 6 2003
7,019,905 Multilayer reflector with suppression of high order reflections 1 2003
7,077,649 Dental articles including post-formable multilayer optical films 1 2004
6,934,082 Optical devices using reflecting polarizing materials 13 2004
7,321,464 Electroluminescent light source and display incorporating same 6 2004
7,511,783 Optical laminated bodies, lighting equipment and area luminescence equipment 1 2004
7,138,173 Red-green-blue polymeric interference film 12 2004
7,329,465 Optical films incorporating cyclic olefin copolymers 1 2004
6,999,233 Optical film with co-continuous phases 1 2004
7,298,442 Cholesteric liquid crystal optical bodies and methods of manufacture and use 0 2005
7,141,297 Multilayer optical bodies 7 2005
7,277,141 Optical bodies containing cholesteric liquid crystal material and methods of manufacture 0 2005
7,150,907 Modified copolyesters and improved multilayer reflective films 7 2005
7,147,903 High efficiency optical devices 3 2005
7,423,708 Display having a reflective polarizer 1 2005
7,348,066 Optical films incorporating cyclic olefin copolymers 2 2005
7,652,820 Reflective LCD projection system using wide-angle cartesian polarizing beam splitter and color separation and recombination prisms 1 2005
7,057,816 Optical film with co-continuous phases 1 2006
7,297,393 Optical film 1 2006
7,459,204 Modified copolyesters and improved multilayer reflective films 3 2006
7,833,593 High efficiency optical devices 0 2007
8,168,302 Modified copolyesters and improved multilayer reflective films 0 2008
7,852,560 Display incorporating reflective polarizer 0 2008
7,851,054 Multilayer optical films having one or more reflection bands 3 2009
 
MINNESOTA MINING AND MANUFACTURING COMPANY (3)
6,297,906 Light fixture containing optical film 34 1997
6,926,952 Anti-reflective polymer constructions and method for producing same 5 1998
6,082,876 Hand-holdable toy light tube with color changing film 32 1998
 
ATONFINA (1)
7,183,001 Transparent thermoplastic composition comprising hollow glass beads 6 2003
 
INTIER AUTOMOTIVE INC. (1)
7,389,020 Light pipe assembly 1 2005
 
MATTEL, INC. (1)
5,886,083 Artificial snow and method of making the same 2 1997
 
NOVOZYMES BIOTECH, INC. (1)
6,924,014 High efficiency optical devices 9 2003
 
POLYONE CORPORATION (1)
6,524,694 Compositions for imparting a translucent optical effect to transparent thermoplastic polymers 13 2000
 
ROHM AND HAAS COMPANY (1)
7,829,626 Aqueous compositions comprising polymeric duller particle 0 2007
 
Other [Check patent profile for assignment information] (1)
6,767,458 Ultraviolet generator used in water purification system 4 2002