HOYA CORPORATION

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Technologies

Intl Class Technology # of Patents Rank
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 162 51
 
 
G03F PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR 139 18
 
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS 133 3
 
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 100 63
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 89 61
 
 
C03B MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL 69 7
 
 
G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR 53 44
 
 
G02C SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES 52 5
 
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 51 16
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Top Patents (by citation)

Patent # Title Filing Date Issue Date Intl Class Cited #
7,061,014 Natural-superlattice homologous single crystal thin film, method for preparation thereof, and device using said single crystal thin film Oct 31, 02 Jun 13, 06 [H01L] 218
7,323,356 LnCuO(S,Se,Te)monocrystalline thin film, its manufacturing method, and optical device or electronic device using the monocrystalline thin film Feb 19, 03 Jan 29, 08 [H01L] 188
5,937,115 Switchable optical components/structures and methods for the fabrication thereof Feb 12, 97 Aug 10, 99 [G02B] 80
6,364,829 Autofluorescence imaging system for endoscopy Jul 28, 99 Apr 02, 02 [A61B] 75
6,118,594 Objective lens for optical pick-up Jun 29, 99 Sep 12, 00 [G02B] 74
6,366,323 Digital camera with moveable image pickup device Jun 03, 98 Apr 02, 02 [G03B, H04N, G02B] 69
5,348,552 Laser surgical unit Aug 26, 92 Sep 20, 94 [A61B] 68
6,214,429 Disc substrates for information recording discs and magnetic discs Dec 30, 98 Apr 10, 01 [B32B] 64
6,191,889 Objective lens for optical pick-up May 28, 99 Feb 20, 01 [G02B] 53
6,978,089 Retractable lens system and method of retracting a retractable lens system Feb 20, 03 Dec 20, 05 [G03B] 48
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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2013/0105,441 MASK BLANK AND METHOD OF MANUFACTURING AN IMPRINTING MOLD Apr 04, 11 May 02, 13 [B44C]
2013/0107,365 ZOOM LENS SYSTEM Oct 12, 12 May 02, 13 [G02B]
2013/0101,798 METHOD FOR MANUFACTURING STRENGTHENED GLASS SUBSTRATE, AND STRENGTHENED GLASS SUBSTRATE Aug 22, 12 Apr 25, 13 [C03C]
2013/0092,837 PATTERN INSPECTION DEVICE AND PATTERN INSPECTION METHOD Apr 13, 11 Apr 18, 13 [H01J]
2013/0086,945 MANUFACTURING METHOD OF A SHEET GLASS MATERIAL FOR MAGNETIC DISK AND MANUFACTURING METHOD OF A GLASS SUBSTRATE FOR MAGNETIC DISK Mar 30, 12 Apr 11, 13 [C03B]
2013/0088,790 LENS SUPPORT FRAME Oct 03, 12 Apr 11, 13 [G02B]
2013/0089,754 GLASS SUBSTRATE FOR MAGNETIC DISK AND MAGNETIC RECORDING MEDIUM Oct 04, 12 Apr 11, 13 [G11B]
2013/0083,425 MANUFACTURING METHOD OF GLASS SUBSTRATE FOR MAGNETIC DISK, MAGNETIC DISK, AND MAGNETIC RECORDING / REPRODUCING DEVICE Sep 26, 12 Apr 04, 13 [B24B, G11B]
2013/0084,352 MOLD HAVING RELEASE LAYER FOR IMPRINTING, METHOD FOR PRODUCING MOLD HAVING RELEASE LAYER FOR IMPRINTING, AND METHOD FOR PRODUCING COPY MOLD Mar 29, 11 Apr 04, 13 [B29C]
2013/0084,386 METHOD OF MANUFACTURING A GLASS SUBSTRATE FOR A MAGNETIC DISK AND METHOD OF MANUFACTURING A MAGNETIC DISK Sep 28, 12 Apr 04, 13 [G11B, B08B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,435,704 Mask blank, transfer mask, and methods of manufacturing the same Sep 03, 10 May 07, 13 [G03F]
8,431,290 Photomask blank, photomask, and methods of manufacturing the same Oct 27, 09 Apr 30, 13 [G03F]
8,431,499 Optical glass, glass material for press molding, optical element blank, optical element and manufacturing method thereof Jun 08, 12 Apr 30, 13 [C03B, C03C]
8,431,504 Optical glass, precision press-molding preform, optical element and their production processes as well as image-sensing device Jul 23, 10 Apr 30, 13 [C03C]
8,424,344 Optical glass Jan 22, 09 Apr 23, 13 [C03B, C03C]
8,427,534 Processor for electronic endoscope, videoscope, and electronic endoscope apparatus Apr 08, 09 Apr 23, 13 [A62B]
RE44171 Mechanism for controlling position of optical element Apr 23, 12 Apr 23, 13 [G03B]
8,420,154 Method of manufacturing glass substrate and information recording medium Nov 15, 10 Apr 16, 13 [B05D]
8,422,874 Position controller for optical element Jan 18, 12 Apr 16, 13 [G03B]
8,413,464 Method for producing glass substrate for magnetic disk and method for producing magnetic disk Sep 12, 07 Apr 09, 13 [C03C]

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Top Inventors for This Owner

Inventor Name Address Patent #
Zou Xuelu
Tokyo, JP
114
Nomura Hiroshi
Saitama, JP
107
Nozawa Osamu
Tokyo, JP
73
Takeuchi Shuichi
null, JP
64
Hashimoto Masahiro
Shinjuku-ku
60
Vernooy David W
Monrovia, US
57
Fujiwara Yasuhiro
Tokyo, JP
53
Blauvelt Henry A
Monrovia, US
52
Ikenishi Mikio
Akishima-shi
51
Paslaski Joel S
Monrovia, US
47
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