Inventor · disambiguated record
Kosei Kosako
Also filed as: KOSAKO KOSEI
48 granted patents·5 pending applications·581 citations·filing 1990–2016
98Inventor score
Top patents by PatentIndex Score
53 records- 0195US5909600ACamera structureASAHI OPTICAL CO LTD·Filed 1997·Granted Jun 1, 1999·64 cites·133 claims
- 0293US5440369ACompact camera with automatic focal length dependent exposure adjustmentsASAHI KOGAKUOGYO KABUSHIKI KAI·Filed 1993·Granted Aug 8, 1995·61 cites·52 claims
- 0393US5070348AWaterproof and/or water-resistant cameraASAHI OPTICAL CO LTD·Filed 1990·Granted Dec 3, 1991·44 cites·45 claims
- 0492US5774748AZoom lens barrel and camera having such a barretASAHI OPTICAL CO LTD·Filed 1996·Granted Jun 30, 1998·43 cites·153 claims
- 0588US7586519B2Optical apparatus using flexible printed wiring boardHOYA CORP·Filed 2006·Granted Sep 8, 2009·12 cites·15 claims
- 0685US5923910ADistance measuring apparatusASAHI OPTICAL CO LTD·Filed 1997·Granted Jul 13, 1999·44 cites·18 claims
- 0785US5066965AWaterproof and/or water-resistant cameraASAHI OPTICAL CO LTD·Filed 1990·Granted Nov 19, 1991·25 cites·14 claims
- 0882US9310669B2Camera body, lens barrel and lens-interchangeable cameraIIKAWA MAKOTO·Filed 2012·Granted Apr 12, 2016·5 cites·11 claims
- 0981US7970274B2Diaphragm control apparatus of interchangeable lens cameraHOYA CORP·Filed 2010·Granted Jun 28, 2011·5 cites·9 claims
- 1080US9197801B2Camera body, lens barrel and lens-interchangeable cameraIIKAWA MAKOTO·Filed 2012·Granted Nov 24, 2015·5 cites·15 claims
- 1178US9134590B2Camera bodyIIKAWA MAKOTO·Filed 2012·Granted Sep 15, 2015·4 cites·12 claims
- 1277US7477316B2Pivot shaft mechanism, and a pivot shaft mechanism of a camera for pivoting a rotatable grip on a camera bodyHOYA CORP·Filed 2005·Granted Jan 13, 2009·5 cites·26 claims
- 1377US6081669APhotometric operation system of cameraASAHI OPTICAL CO LTD·Filed 1997·Granted Jun 27, 2000·14 cites·14 claims
- 1476US6006038ACamera having apparatus for adjusting diopter of view finder and diopter adjusting mechanism for finder optical system of cameraASAHI OPTICAL CO LTD·Filed 1999·Granted Dec 21, 1999·14 cites·11 claims
- 1572US5212509AWaterproof camera having a, movable lens, barrel and coverASAHI OPTICAL CO LTD·Filed 1991·Granted May 18, 1993·14 cites·13 claims
- 1671US6263164B1Distance measuring apparatusASAHI OPTICAL CO LTD·Filed 1999·Granted Jul 17, 2001·21 cites·12 claims
- 1770US9046742B2Camera, control apparatus for cam drive mechanism and control method for cam drive mechanismRICOH IMAGING CO LTD·Filed 2014·Granted Jun 2, 2015·2 cites·10 claims
- 1868US5317354ARemote control for a camera having an optical fiberASAHI OPTICAL CO LTD·Filed 1993·Granted May 31, 1994·12 cites·6 claims
- 1967US7974530B2Diaphragm control apparatus of interchangeable lens cameraHOYA CORP·Filed 2010·Granted Jul 5, 2011·2 cites·15 claims
- 2067US7970273B2Diaphragm control apparatus of interchangeable lens cameraHOYA CORP·Filed 2010·Granted Jun 28, 2011·2 cites·7 claims
- 2165US5822626AReal image type of finderASAHI OPTICAL CO LTD·Filed 1996·Granted Oct 13, 1998·8 cites·29 claims
- 2265US5740477AMulti-point object distance measuring deviceASAHI OPTICAL CO LTD·Filed 1997·Granted Apr 14, 1998·28 cites·21 claims
- 2364US9544502B2Dark exposure control devicePENTAX RICOH IMAGING CO LTD·Filed 2013·Granted Jan 10, 2017·1 cites·12 claims
- 2464US9152011B2Diaphragm control apparatus of interchangeable lens cameraPENTAX RICOH IMAGING CO LTD·Filed 2013·Granted Oct 6, 2015·1 cites·13 claims
- 2562US7178200B2Hinge structurePENTAX CORP·Filed 2003·Granted Feb 20, 2007·5 cites·14 claims
- 2660US6122450ADistance measuring apparatusASAHI OPTICAL CO LTD·Filed 1999·Granted Sep 19, 2000·13 cites·7 claims
- 2759US5386259ACoordinating mechanism for picture image area and field frame size adjusting apparatus of cameraASAHI OPTICAL CO LTD·Filed 1993·Granted Jan 31, 1995·8 cites·22 claims
- 2857US5194340APolarized battery terminal contact deviceASAHI OPTICAL CO LTD·Filed 1991·Granted Mar 16, 1993·25 cites·38 claims
- 2954US6356716B1Camera having operation member on rear cover thereof, variable picture size camera and picture size switching mechanism, and click stop mechanismASAHI OPTICAL CO LTD·Filed 1999·Granted Mar 12, 2002·4 cites·28 claims
- 3053US5305041ARemotely controllable camera systemASAHI OPTICAL CO LTD·Filed 1993·Granted Apr 19, 1994·6 cites·9 claims
- 3152US6853545B2Structure for guiding flexible printed wiring board through a hinge portion between a body and a swingable memberPENTAX CORP·Filed 2003·Granted Feb 8, 2005·2 cites·12 claims
- 3251US7720365B2Photographic device with anti-shake functionHOYA CORP·Filed 2007·Granted May 18, 2010·0 cites·13 claims
- 3351US5463438AParallax correcting mechanism of a zoom finder of a cameraASAHI OPTICAL CO LTD·Filed 1994·Granted Oct 31, 1995·15 cites·21 claims
- 3450US6088536ADistance measuring apparatusASAHI OPTICAL CO LTD·Filed 1999·Granted Jul 11, 2000·8 cites·6 claims
- 3550US5335028AWaterproof and/or water-resistant cameraASAHI OPTICAL CO LTD·Filed 1993·Granted Aug 2, 1994·14 cites·11 claims
- 3648US2007172219A1Photographic device with anti-shake functionPENTAX CORP·Filed 2007·Application pending·0 cites
- 3747US7751698B2Photographic device with image generation functionHOYA CORP·Filed 2007·Granted Jul 6, 2010·0 cites·10 claims
- 3847US2007212040A1Photographic device with anti-shake functionPENTAX CORP·Filed 2007·Application pending·0 cites
- 3946US2007146489A1Camera having image-stabilizing functionPENTAX CORP·Filed 2006·Application pending·0 cites
- 4044US10432862B2Imaging apparatus, image projector apparatus, and stage apparatusRICOH IMAGING CO LTD·Filed 2016·Granted Oct 1, 2019·0 cites·19 claims
- 4144US2005254358A1Heat radiating structure of a digital cameraPENTAX CORP·Filed 2005·Application pending·0 cites
- 4244US2005174479A1Digital cameraPENTAX CORP·Filed 2005·Application pending·0 cites
- 4341US5623706ACamera having auto focusing and auto exposure functionsASAHI OPTICAL CO LTD·Filed 1995·Granted Apr 22, 1997·9 cites·25 claims
- 4441US5420657AViewfinder of a camera having projected indicator marksASAHI OPTICAL CO LTD·Filed 1993·Granted May 30, 1995·3 cites·27 claims
- 4540US6538699B1Real-image finderPENTAX CORP·Filed 1998·Granted Mar 25, 2003·8 cites·22 claims
- 4640US6070017ADistance measuring apparatusASAHI OPTICAL CO LTD·Filed 1999·Granted May 30, 2000·4 cites·7 claims
- 4740US5136326APhotometry device for cameraASAHI OPTICAL CO LTD·Filed 1990·Granted Aug 4, 1992·9 cites·12 claims
- 4838US5233377AWaterproof camera having a reinforced coverASAHI OPTICAL CO LTD·Filed 1991·Granted Aug 3, 1993·2 cites·27 claims
- 4937US6169855B1Distance measuring apparatusASAHI OPTICAL CO LTD·Filed 1999·Granted Jan 2, 2001·3 cites·15 claims
- 5035US5953163AWaterproof lens barrelASAHI OPTICAL CO LTD·Filed 1998·Granted Sep 14, 1999·4 cites·12 claims
Showing the top 50 of 53 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →