HOYA CORPORATION

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Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
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 238 2
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 208 46
 
 
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 192 18
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 154 50
 
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 127 89
 
 
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 111 5
 
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 76 14
 
 
G02C SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES 69 5
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 61 90
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0223,964 GLASS SUBSTRATE FOR MAGNETIC DISK AND MANUFACTURING METHOD THEREOF Apr 17, 14 Aug 14, 14 [G11B, C03B]
2014/0218,799 IMAGING APPARATUS Jan 29, 14 Aug 07, 14 [G02B]
2014/0220,386 SUBSTRATE FOR MAGNETIC DISK AND MAGNETIC DISK Apr 07, 14 Aug 07, 14 [G11B, C03C]
2014/0212,119 ELECTRICAL DRIVE DEVICE FOR BENDING PHOTOGRAPHING OPTICAL SYSTEM Jan 15, 14 Jul 31, 14 [G03B]
2014/0212,530 METHOD FOR MANUFACTURING IMPRINT MOLD AND RESIST DEVELOPING DEVICE Aug 31, 12 Jul 31, 14 [B29C]
2014/0202,985 COVER GLASS FOR MOBILE TERMINALS, MANUFACTURING METHOD OF THE SAME AND MOBILE TERMINAL DEVICE Mar 24, 14 Jul 24, 14 [C03C]
2014/0205,937 MASK BLANK, TRANSFER MASK, METHOD OF MANUFACTURING A TRANSFER MASK, AND METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE Mar 24, 14 Jul 24, 14 [G03F]
2014/0198,296 PHOTOCHROMIC LENS FOR EYE GLASSES Apr 13, 12 Jul 17, 14 [G02C]
2014/0200,323 PLASTIC LENS Aug 15, 12 Jul 17, 14 [G02B]
2014/0185,907 DIAGNOSTIC SYSTEM Aug 28, 12 Jul 03, 14 [A61B, G06K]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,800,320 Manufacturing method of a sheet glass material for magnetic disk and manufacturing method of a glass substrate for magnetic disk Mar 30, 12 Aug 12, 14 [C03B]
8,802,334 Surface treatment method for a mask blank, method of manufacturing a mask blank, and method of manufacturing a mask Apr 05, 12 Aug 12, 14 [G03F]
8,795,859 Magnetic recording medium Jun 22, 11 Aug 05, 14 [G11B]
8,783,063 Glass substrate for magnetic disk and manufacturing method of the same Jan 12, 12 Jul 22, 14 [G11B, B05C, C03B, C03C]
8,785,010 Glass substrate for a magnetic disk and magnetic disk Sep 29, 09 Jul 22, 14 [B24B, G11B, B32B, C03C]
8,785,011 Glass for use as substrate for information recording medium, substrate for information recording medium and information recording medium, and their production methods Sep 06, 12 Jul 22, 14 [G11B, C03B, C03C]
8,785,085 Method of manufacturing a mask blank substrate, method of manufacturing a mask blank, method of manufacturing a transfer mask, and method of manufacturing a semiconductor device Mar 29, 11 Jul 22, 14 [G03B, G03F, G06F]
8,785,086 Reflective mask blank, method of manufacturing the same, and reflective mask Jul 29, 11 Jul 22, 14 [G03F]
8,785,339 Optical glass Jun 04, 13 Jul 22, 14 [C03C]
8,787,980 Glass substrate of cover glass for portable electronic device, image display unit for portable electronic device, portable electronic device and method of manufacturing glass substrate of cover glass for portable electronic device Dec 20, 11 Jul 22, 14 [B32B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
2013/0059,068 METHOD OF MANUFACTURING EYEGLASS LENS May 29, 12 Mar 07, 13 [B05D]
8,346,036 Confocal optical system May 10, 10 Jan 01, 13 [G02B]
8,314,042 Optical glass, preform for precision press molding, optical element and method of manufacturing thereof Sep 13, 11 Nov 20, 12 [C03B, C03C]
2012/0196,036 METHOD OF MASS-PRODUCTION OF EYEGLASS LENS Dec 28, 11 Aug 02, 12 [B05D]
2012/0186,522 VAPOR DEPOSITION APPARATUS FOR OPTICAL LENS Jul 27, 10 Jul 26, 12 [C23C]
2012/0154,910 METHOD OF MANUFACTURING POLARIZING LENS AND POLARIZING LENS Mar 31, 10 Jun 21, 12 [G02B, B29D]
2012/0140,323 METHOD OF MANUFACTURING POLARIZING LENS, POLARIZING LENS, AND METHOD OF MANUFACTURING LENS Mar 31, 10 Jun 07, 12 [G02B, B05D]
2012/0075,518 IMAGING UNIT Sep 13, 11 Mar 29, 12 [H04N]
2012/0076,880 PLASTIC LENS MANUFACTURING DEVICE Mar 29, 10 Mar 29, 12 [B29B]
2012/0070,381 OPHTHALMOLOGIC COMPOSITION HAVING GELATION ABILITY Oct 29, 09 Mar 22, 12 [A61L, A61F, A61K]
2012/0063,001 ZOOM LENS SYSTEM Jul 22, 11 Mar 15, 12 [G02B]
2012/0063,004 ZOOM LENS SYSTEM Jul 22, 11 Mar 15, 12 [G02B]
2012/0053,405 FORCEPS TOOL FOR ENDOSCOPE Aug 08, 11 Mar 01, 12 [A61B]
2012/0034,553 Photomask Blank, Photomask, and Pattern Transfer Method Using Photomask Oct 13, 11 Feb 09, 12 [G03F]
2012/0015,111 DYED PLASTIC LENS FABRICATION METHOD Feb 03, 10 Jan 19, 12 [B05D]
2011/0318,016 CROSS-TALK REDUCTION IN A BIDIRECTIONAL OPTOELECTRONIC DEVICE Jun 25, 11 Dec 29, 11 [H04B]
2011/0304,064 METHOD OF MANUFACTURING LENS CASTING MOLD Nov 25, 08 Dec 15, 11 [B29C]
2011/0289,970 PREFORMS FOR PRECISION PRESS MOLDING, OPTICAL ELEMENTS, AND METHODS OF MANUFACTURING THE SAME Jun 28, 11 Dec 01, 11 [G02B, C03B, C03C]
2011/0278,747 MANUFACTURING METHOD AND MANUFACTURING APPARATUS OF PLASTIC LENS Oct 30, 09 Nov 17, 11 [B29C]
2011/0274,826 METHOD OF MANUFACTURING POLARIZING MEMBER Dec 23, 10 Nov 10, 11 [C23C]

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