Inventor · disambiguated record
Keisuke Haraguchi
Also filed as: HARAGUCHI KEISUKE · NOMURA KATSUHIKO
41 granted patents·1 pending application·660 citations·filing 1974–2003
98Inventor score
Top patents by PatentIndex Score
42 records- 0198US4944030ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1987·Granted Jul 24, 1990·124 cites·111 claims
- 0297US4936664AZoom lens drive system for cameraASAHI OPTICAL CO LTD·Filed 1987·Granted Jun 26, 1990·70 cites·165 claims
- 0390US5077567AWater-sealed cameraASAHI OPTICAL CO LTD·Filed 1990·Granted Dec 31, 1991·56 cites·8 claims
- 0490US4522478ACover-equipped cameraASAHI OPTICAL CO LTD·Filed 1983·Granted Jun 11, 1985·27 cites·6 claims
- 0587US5475456AZoom lens drive system for lens shutter type of cameraASAHI OPTICAL CO LTD·Filed 1994·Granted Dec 12, 1995·18 cites·10 claims
- 0687US5157429ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1990·Granted Oct 20, 1992·25 cites·24 claims
- 0786US5214462ALens shutter camera including zoom lens and barrier mechanismsASAHI OPTICAL CO LTD·Filed 1990·Granted May 25, 1993·24 cites·16 claims
- 0886US5142315ALens shutter type of camera including zoom lensASAHI OPTICAL CO LTD·Filed 1990·Granted Aug 25, 1992·17 cites·19 claims
- 0985US4500184AElectronic flash cameraASAHI OPTICAL CO LTD·Filed 1983·Granted Feb 19, 1985·20 cites·3 claims
- 1084US5966551ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1997·Granted Oct 12, 1999·13 cites·12 claims
- 1183US5016032ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1990·Granted May 14, 1991·23 cites·20 claims
- 1282US5321462ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1992·Granted Jun 14, 1994·13 cites·12 claims
- 1378US5897227AZoom lens drive system for lens shutter type of cameraASAHI OPTICAL CO LTD·Filed 1997·Granted Apr 27, 1999·10 cites·19 claims
- 1478US4240734AMotor-drive camera using a cartridge filmASAHI OPTICAL CO LTD·Filed 1979·Granted Dec 23, 1980·10 cites·7 claims
- 1577US5673099ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1995·Granted Sep 30, 1997·9 cites·29 claims
- 1675US5280317ALens shutter camera including zoom lens drive systemASAHI OPTICAL CO LTD·Filed 1992·Granted Jan 18, 1994·16 cites·19 claims
- 1775US4443085ACamera with an interchangeable lensASAHI OPTICAL CO LTD·Filed 1982·Granted Apr 17, 1984·13 cites·6 claims
- 1875US3964078AElectro-mechanical arrangement in a single lens reflex camera having a detachable bottom cover plate for providing access to a circuit board of the arrangementASAHI OPTICAL CO LTD·Filed 1974·Granted Jun 15, 1976·9 cites·1 claims
- 1973US4191463ACounter device for multiple exposure in a cameraASAHI OPTICAL CO LTD·Filed 1978·Granted Mar 4, 1980·8 cites·5 claims
- 2072US4427277AStructure for mounting cover for automatic focus detecting deviceASAHI OPTICAL CO LTD·Filed 1981·Granted Jan 24, 1984·10 cites·12 claims
- 2171US5713051ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1996·Granted Jan 27, 1998·6 cites·20 claims
- 2267US5264885ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1990·Granted Nov 23, 1993·10 cites·20 claims
- 2365US5276475ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1992·Granted Jan 4, 1994·9 cites·2 claims
- 2464US4314747ALight shielding device for automatic focus detectingASAHI OPTICAL CO LTD·Filed 1980·Granted Feb 9, 1982·7 cites·6 claims
- 2562US5465131ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1994·Granted Nov 7, 1995·5 cites·2 claims
- 2661US4544251ACompact cameraASAHI OPTICAL CO LTD·Filed 1983·Granted Oct 1, 1985·7 cites·4 claims
- 2759US5162831AZoom lens drive system for cameraASAHI OPTICAL CO LTD·Filed 1990·Granted Nov 10, 1992·21 cites·36 claims
- 2858US5583596ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1995·Granted Dec 10, 1996·3 cites·25 claims
- 2958US4342508AMirror operating mechanism in single-lens reflex cameraASAHI OPTICAL CO LTD·Filed 1981·Granted Aug 3, 1982·6 cites·7 claims
- 3058US4198149ALocking shutter speed dial device for a cameraASAHI OPTICAL CO LTD·Filed 1977·Granted Apr 15, 1980·4 cites·4 claims
- 3157US4365883AFocusing screen holding deviceASAHI OPTICAL CO LTD·Filed 1981·Granted Dec 28, 1982·6 cites·3 claims
- 3256US5598240AZoom lens drive system for lens shutter type of cameraASAHI OPTICAL CO LTD·Filed 1995·Granted Jan 28, 1997·3 cites·16 claims
- 3354US5170294AMethod of controlling the zoom lens assemblyASAHI KOGAKU KK·Filed 1989·Granted Dec 8, 1992·15 cites·10 claims
- 3454US4042942ACamera with motor driveASAHI OPTICAL CO LTD·Filed 1975·Granted Aug 16, 1977·4 cites·16 claims
- 3553US5233472AMethod of controlling a zoom lens assemblyASAHI OPTICAL CO LTD·Filed 1992·Granted Aug 3, 1993·14 cites·17 claims
- 3650US6094535AZoom lens drive system for lens shutter type of cameraASAHI OPTICAL CO LTD·Filed 1997·Granted Jul 25, 2000·2 cites·10 claims
- 3750US5150145ALens shutter camera including zoom lensASAHI OPTICAL CO LTD·Filed 1990·Granted Sep 22, 1992·14 cites·92 claims
- 3850US3936846ABattery magazine in single lens reflex cameraASAHI OPTICAL CO LTD·Filed 1974·Granted Feb 3, 1976·3 cites·7 claims
- 3949US5740476AZoom lens drive system for lens shutter type of cameraASAHI OPTICAL CO LTD·Filed 1995·Granted Apr 14, 1998·2 cites·24 claims
- 4044US2004033070A1Zoom lens drive system for lens shutter type of cameraPENTAX CORP·Filed 2003·Application pending·0 cites
- 4143US4311376AMirror operating mechanism for single-lens reflex cameraASAHI OPTICAL CO LTD·Filed 1980·Granted Jan 19, 1982·3 cites·6 claims
- 4238US4256394ACamera automatic film winding deviceASAHI OPTICAL CO LTD·Filed 1979·Granted Mar 17, 1981·1 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →