ASAHI KOGAKU KOGYO KABUSHIKI KAISHA

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 15270
 
 
 
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 13922
 
 
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 45184
 
 
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 34100
 
 
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 3377
 
 
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 2672
 
 
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2585
 
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 22114
 
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 19227
 
 
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 18103

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7336391 Multi-exposure drawing method and apparatus thereforJun 27, 02Feb 26, 08[G06F]
6683358 Silicon integrated accelerometerMay 10, 00Jan 27, 04[H01L]
6592152 Joint structure for filtration membrane moduleOct 10, 00Jul 15, 03[F16L, B01D]
6541627 Cellulose dispersionJun 01, 00Apr 01, 03[C07H, C08B]
6514902 Method for producing an oxide catalyst for use in producing acrylonitrile or methacrylonitrile from propane or isobutaneNov 03, 00Feb 04, 03[B01J]
6500223 Granular fertilizer coated with decomposable coating film and process for producing the sameAug 13, 99Dec 31, 02[C05G]
6495041 Method for purifying aqueous suspensionSep 14, 01Dec 17, 02[B01D]
6495190 Cellulose-containing compositeJul 05, 00Dec 17, 02[A23L]
6487161 Objective lens and optical head for optical disc driveFeb 28, 01Nov 26, 02[G11B]
6477129 Optical disc driveFeb 28, 01Nov 05, 02[G11B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0313,507 beta-SIALON, METHOD FOR MANUFACTURING THE SAME, AND LIGHT-EMITTING DEVICEABANJul 15, 11Dec 13, 12[C09K, H05B, C01B]
6945657 Surveying instrumentExpiredOct 18, 01Sep 20, 05[G02B]
2005/0123,637 Roof rail and method for producing the roof railABANJan 18, 05Jun 09, 05[B29C]
6872355 Roof rail and method for producing the roof railExpiredMay 25, 01Mar 29, 05[B29D]
6841417 Semiconductor device and semiconductor assembly apparatus for semiconductor deviceExpiredAug 06, 02Jan 11, 05[H01L]
6804386 Optical member inspecting apparatus and method of inspection thereofExpiredMay 26, 00Oct 12, 04[G06K]
6788804 Optical member inspecting apparatus and method of inspection thereofExpiredMay 26, 00Sep 07, 04[G06K]
6788861 Endoscope system, scanning optical system and polygon mirrorExpiredAug 09, 00Sep 07, 04[G02B]
6697513 Optical member inspecting apparatus and method of inspection thereofExpiredMay 26, 00Feb 24, 04[G06K]
6693650 Image processing computer system for a photogrammetric analytical measurementExpiredMar 16, 01Feb 17, 04[G09G]
2004/0014,943 Antibodies for detecting microorganismsABANMar 12, 03Jan 22, 04[C07K]
6636625 Optical member inspecting apparatus and method of inspection thereofExpiredMay 26, 00Oct 21, 03[G06K]
6632358 Tank filtration apparatus containing hollow fiber membrane cartridgeExpiredAug 24, 00Oct 14, 03[B01D]
6628457 Antivibration microscopeExpiredJul 09, 01Sep 30, 03[G02B]
6600607 Zooming adjustment mechanismExpiredMay 08, 01Jul 29, 03[G02B]
2003/0139,475 Novel tricyclic compounds and drug compositions containing sameABANSep 30, 02Jul 24, 03[C07C, A61K]
6573922 Thermal head driver system and thermal image-forming apparatus therewithExpiredApr 16, 99Jun 03, 03[B41J]
6545053 Tricyclic compounds and drug compositions containing sameExpiredNov 16, 00Apr 08, 03[C07C, A61K]
2003/0063,209 Optical viewer instrument with photographing functionABANSep 27, 02Apr 03, 03[H04N, G02B]
6535627 Optical member inspecting apparatus and method of inspection thereofExpiredMay 26, 00Mar 18, 03[G01N, G06K]

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