HOYA CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology MATTERS 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 261 4
 
 
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 245 17
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 208 54
 
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 206 79
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 153 45
 
 
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 110 6
 
 
G02C SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES 94 6
 
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 80 13
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 75 157
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0194,025 MAGNETIC-DISK GLASS SUBSTRATE AND MAGNETIC DISK Mar 23, 17 Jul 06, 17 [G11B]
2017/0176,848 MASK BLANK, PHASE-SHIFT MASK, METHOD OF MANUFACTURING MASK BLANK, METHOD OF MANUFACTURING PHASE-SHIFT MASK AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE Mar 09, 17 Jun 22, 17 [G03F, H01L]
2017/0168,382 MASK BLANK WITH RESIST FILM AND METHOD FOR MANUFACTURING THE SAME AND METHOD FOR MANUFACTURING TRANSFER MASK Jul 27, 15 Jun 15, 17 [G03F]
2017/0168,384 MASK BLANK, METHOD FOR MANUFACTURING TRANSFER MASK, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE Mar 30, 15 Jun 15, 17 [G03F, H01L]
2017/0169,847 GLASS SUBSTRATE FOR MAGNETIC DISK AND MAGNETIC DISK Feb 28, 17 Jun 15, 17 [G11B]
2017/0169,848 GLASS SUBSTRATE FOR MAGNETIC DISK AND MAGNETIC DISK Feb 24, 17 Jun 15, 17 [G11B]
2017/0169,849 GLASS SUBSTRATE FOR MAGNETIC DISK AND MAGNETIC DISK Feb 24, 17 Jun 15, 17 [G11B]
2017/0146,901 MASK BLANK WITH RESIST FILM AND METHOD FOR MANUFACTURING THE SAME AND METHOD FOR MANUFACTURING TRANSFER MASK Jul 27, 15 May 25, 17 [G03F]
2017/0139,316 MASK BLANK, METHOD FOR MANUFACTURING TRANSFER MASK, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE Mar 30, 15 May 18, 17 [G03F]
2017/0140,785 MAGNETIC-DISK GLASS SUBSTRATE AND MAGNETIC DISK Jan 31, 17 May 18, 17 [G11B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9704526 Glass substrate for magnetic disk and magnetic recording medium Jun 08, 15 Jul 11, 17 [G11B]
9697860 Magnetic-disk glass substrate, magnetic disk and method for manufacturing magnetic-disk glass substrate Jun 28, 13 Jul 04, 17 [B24B, G11B]
9697861 Magnetic disk substrate with specified changes in height or depth between adjacent raised or lowered portions and an offset portion on a main surface within a range of 92.0 to 97.0% in a radial direction from a center, a magnetic disk with substrate and a magnetic disk device with magnetic disk Aug 05, 15 Jul 04, 17 [G11B]
9697862 Disk-shaped glass substrate, magnetic-disk glass substrate, method for manufacturing magnetic-disk glass substrate, and magnetic disk Jun 27, 14 Jul 04, 17 [G11B, C03C]
D791309 Holder of a detection device for endoscope Jun 21, 16 Jul 04, 17 [2402]
9690189 Mask blank substrate, mask blank, transfer mask, and method of manufacturing semiconductor device Jun 19, 14 Jun 27, 17 [G03F, C03C, H01L]
D790690 Holder of a detection device for endoscope Jun 21, 16 Jun 27, 17 [2402]
9685185 Glass substrate for magnetic disk and magnetic recording medium Jun 08, 15 Jun 20, 17 [G11B]
9676157 Manufacturing method for mold die, mold and eyeglass lens Mar 26, 13 Jun 13, 17 [G02C, B29D, C03B]
9671606 Illumination optical system for endoscope Aug 05, 14 Jun 06, 17 [G02B, A61B, F21V]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0194,240 METHOD OF MANUFACTURING PHOTOSENSITIVE GLASS SUBSTRATE ABAN Aug 13, 14 Jul 07, 16 [G03F, C03C]
2015/0380,224 ELECTRONIC AMPLIFYING SUBSTRATE AND METHOD OF MANUFACTURING ELECTRONIC AMPLIFYING SUBSTRATE ABAN Feb 24, 14 Dec 31, 15 [H01J]
9183868 Method of manufacturing a glass substrate for a magnetic disk and method of manufacturing a magnetic disk Withdrawn Jan 26, 12 Nov 10, 15 [B24B, G11B]
2015/0259,509 TRANSPARENT MOLDED ARTICLE, OPTICAL MEMBER, PLASTIC LENS, AND METHODS OF MANUFACTURING SAME ABAN May 15, 15 Sep 17, 15 [C09D, C08K]
2015/0199,989 GLASS SUBSTRATE FOR MAGNETIC DISK AND MANUFACTURING METHOD THEREOF ABAN Mar 24, 15 Jul 16, 15 [B24B, G11B, C03B, C03C]
2015/0111,134 MASK BLANK AND METHOD OF MANUFACTURING A TRANSFER MASK ABAN Feb 07, 13 Apr 23, 15 [G03F]
2015/0076,320 ELECTRONIC MULTIPLIER POROUS GLASS PLATE AND DETECTOR ABAN Mar 25, 13 Mar 19, 15 [H01J]
2015/0079,502 MASK BLANK AND METHOD OF MANUFACTURING A TRANSFER MASK ABAN Feb 02, 13 Mar 19, 15 [G03F]
2015/0044,363 METHOD OF MANUFACTURING POLARIZING LENS ABAN Jan 25, 13 Feb 12, 15 [G02C, G02B]
2015/0030,230 SUBSTRATE INSPECTION METHOD, SUBSTRATE MANUFACTURING METHOD AND SUBSTRATE INSPECTION DEVICE ABAN Jun 17, 14 Jan 29, 15 [G06T, G01N]
2014/0319,677 SUBMOUNT FOR ELECTRONIC, OPTOELECTRONIC, OPTICAL, OR PHOTONIC COMPONENTS ABAN Jun 08, 12 Oct 30, 14 [H01L]
2014/0307,227 OPHTHALMIC OBSERVATION APPARATUS AND METHOD OF USING THE SAME ABAN Apr 07, 14 Oct 16, 14 [A61B]
2014/0300,861 EYE OBSERVATION APPARATUS ABAN Apr 01, 14 Oct 09, 14 [A61B]
2014/0212,530 METHOD FOR MANUFACTURING IMPRINT MOLD AND RESIST DEVELOPING DEVICE ABAN Aug 31, 12 Jul 31, 14 [B29C]
2014/0125,947 PLASTIC LENS ABAN May 31, 12 May 08, 14 [G02C]
2014/0113,020 MOLD MANUFACTURING MASK BLANKS AND METHOD OF MANUFACTURING MOLD ABAN Apr 06, 11 Apr 24, 14 [B29C]
2014/0078,593 COATING COMPOSITION, PLASTIC LENS ABAN Feb 27, 12 Mar 20, 14 [G02B]
2014/0065,834 METHOD OF MANUFACTURING MOLD FOR NANO-IMPRINT AND SUBSTRATE FABRICATING METHOD ABAN Mar 23, 12 Mar 06, 14 [H01L]
2014/0050,912 GLASS SUBSTRATE FOR MAGNETIC DISK AND METHOD FOR MANUFACTURING GLASS SUBSTRATE FOR MAGNETIC DISK ABAN Jun 29, 12 Feb 20, 14 [G11B, C03B, C03C]
2014/0031,679 OPTICAL SCANNING PROBE ABAN Jan 23, 12 Jan 30, 14 [A61B]

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