CITIZEN HOLDINGS CO., LTD.
Patent Owner
Stats
- 857 total patents issued
- 452 Total Apps Published
- May 07, 2013 most recent publication
Details
- 857 Issued Patents
- 133 Issued in last 3 years
- 112 Published in last 3 years
- 6,199 Total Citation Count
- Nov 17, 1987 Earliest Filing
- 229 Expired/Abandoned/Withdrawn Patents
Technologies
Intl Class
Technology
# of Patents
Rank
Top Patents (by citation)
Patent #
Title
Filing Date
Issue Date
Intl Class
Cited #
5,815,233 Optical device containing a liquid crystal element for changing optical characteristics of a lens elementOct 14, 97Sep 29, 98[G02F]98
5,496,753 Method of fabricating a semiconductor nonvolatile storage deviceJan 25, 94Mar 05, 96[H01L]85
6,338,980 Method for manufacturing chip-scale package and manufacturing IC chipAug 01, 00Jan 15, 02[H01L]74
6,271,901 Liquid crystal display device with two reflective polarizers providing metallic appearance effectsMar 11, 99Aug 07, 01[G02F]55
6,084,650 LCD having an area of color filter or reflector at each pixel region being smaller than an area of a pixel regionOct 30, 97Jul 04, 00[G02F]53
Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2013/0106,301 LIGHT SOURCE AND LIGHTING DEVICE INCLUDING THE SAMENov 02, 12May 02, 13[F21V, H05B, H01J]
2013/0099,276 LED LIGHT SOURCE DEVICE AND MANUFACTURING METHOD FOR THE SAMEJul 01, 11Apr 25, 13[H01L]
2013/0094,800 OPTICAL DEVICE AND METHOD FOR MANUFACTURING THE OPTICAL DEVICEOct 04, 12Apr 18, 13[G02B, B23K]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
8,432,419 Driving apparatus for liquid crystal light modulator and variable optical attenuator employing driving apparatusApr 16, 10Apr 30, 13[G09G]
8,395,602 Color display device and portable electronic appliance using the sameNov 07, 05Mar 12, 13[G06F]
8,390,760 Planar light-emitting device and liquid crystal display apparatus using the sameDec 03, 09Mar 05, 13[G02F]
8,379,166 Planar light-emitting device and liquid crystal display apparatusJun 02, 10Feb 19, 13[G02F]
Top Inventors for This Owner
Inventor Name
Address
# of Patent/Pub
