HOYA CORPORATION

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Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 34 12
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 27 49
 
 
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 26 6
 
 
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 24 18
 
 
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 23 6
 
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 22 84
 
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 16 9
 
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 14 36
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 14 61
 
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 12 58
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0287,269 GLASS SUBSTRATE FOR A MAGNETIC DISK AND MAGNETIC DISK Jun 09, 14 Sep 25, 14 [G11B]
2014/0248,424 METHOD FOR PRODUCING GLASS SUBSTRATE FOR MAGNETIC DISK AND METHOD FOR MANUFACTURING MAGNETIC DISK May 12, 14 Sep 04, 14 [G11B]
2014/0249,376 LIGHT SOURCE APPARATUS FOR MEDICAL USE Feb 19, 14 Sep 04, 14 [A61B]
2014/0239,167 SUBMOUNT FOR OPTOELECTRONIC, OPTICAL, OR PHOTONIC COMPONENTS Aug 03, 12 Aug 28, 14 [G02B, G01J]
2014/0243,496 URETHANE-BASED OPTICAL COMPONENT AND MANUFACTURING PROCESS THEREFOR Aug 20, 12 Aug 28, 14 [C08G]
2014/0230,848 METHOD OF CLEANING SUBSTRATE Apr 24, 14 Aug 21, 14 [H01L]
2014/0234,468 MOLD BLANK, MASTER MOLD, METHOD OF MANUFACTURING COPY MOLD AND MOLD BLANK Sep 12, 12 Aug 21, 14 [C09D, B29C]
2014/0234,667 GLASS SUBSTRATE FOR INFORMATION RECORDING MEDIUM AND METHOD FOR MANUFACTURING THE SAME Apr 29, 14 Aug 21, 14 [G11B]
2014/0234,755 MASK BLANK SUBSTRATE, MASK BLANK, REFLECTIVE MASK BLANK, TRANSFER MASK, REFLECTIVE MASK, AND METHODS OF MANUFACTURING THE SAME May 15, 12 Aug 21, 14 [G03F, B32B]
2014/0223,964 GLASS SUBSTRATE FOR MAGNETIC DISK AND MANUFACTURING METHOD THEREOF Apr 17, 14 Aug 14, 14 [G11B, C03B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,840,257 Antireflective film and optical element Oct 26, 12 Sep 23, 14 [G02B]
8,840,997 Cover glass and method for producing same Dec 28, 11 Sep 23, 14 [B32B, C03C]
8,835,337 Optical glass, press-molding glass material, and optical element and method of manufacturing the same Nov 02, 12 Sep 16, 14 [G02B, C03C]
8,836,856 Imaging unit with prisms and image sensor Nov 06, 12 Sep 16, 14 [G03B, H04N, G02B]
8,837,929 Imaging apparatus Sep 20, 13 Sep 16, 14 [H04N, G03B, G02B]
8,826,695 Method for manufacturing optical glass element Mar 28, 07 Sep 09, 14 [C03B, C03C]
8,830,358 High zoom-ratio zoom lens system and electronic imaging apparatus using the same Sep 01, 11 Sep 09, 14 [H04N, G02B]
8,830,583 Position controller for removable optical element Feb 14, 12 Sep 09, 14 [H04N, G03B, G02B]
8,831,710 Medical observation system and processor Jul 12, 10 Sep 09, 14 [G02B, A61B]
8,821,735 Manufacturing method of a glass substrate for a magnetic disk Mar 31, 11 Sep 02, 14 [G11B, C03C]
8,821,747 Method of manufacturing a glass substrate for a magnetic disk Oct 05, 09 Sep 02, 14 [C09K, C25F, C03C]
8,822,103 Mask blank, transfer mask, method of manufacturing a transfer mask, and method of manufacturing a semiconductor device Nov 03, 11 Sep 02, 14 [G03F]
8,822,134 Resist developer, method for forming a resist pattern and method for manufacturing a mold Mar 28, 11 Sep 02, 14 [G03F]
8,824,248 Glass for magnetic recording medium substrate and usage thereof May 09, 13 Sep 02, 14 [G11B]

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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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