Inventor · disambiguated record
Tokuji Ishida
Also filed as: INAGAKI TETSUHIKO · ISHIDA TOKUJI · SAHARA MASAYOSHI
152 granted patents·3,391 citations·filing 1976–1998
99Inventor score
Top patents by PatentIndex Score
152 records- 0199US5023646AAutomatic focus detection systemMINOLTA CAMERA KK·Filed 1989·Granted Jun 11, 1991·316 cites·18 claims
- 0299US4389109ACamera with a voice command responsive systemMINOLTA CAMERA KK·Filed 1980·Granted Jun 21, 1983·99 cites·50 claims
- 0398US4952966AFocus detecting device for use with camerasMINOLTA CAMERA KK·Filed 1988·Granted Aug 28, 1990·146 cites·10 claims
- 0498US4835615AImage sensor with improved response characteristicsMINOLTA CAMERA KK·Filed 1987·Granted May 30, 1989·224 cites·18 claims
- 0598US4636624AFocus detecting device for use with camerasMINOLTA CAMERA KK·Filed 1984·Granted Jan 13, 1987·142 cites·27 claims
- 0697US4275335AConstant light intensity electronic flash deviceMINOLTA CAMERA KK·Filed 1980·Granted Jun 23, 1981·99 cites·12 claims
- 0794US5220375ACamera having blurring correction apparatusMINOLTA CAMERA KK·Filed 1992·Granted Jun 15, 1993·45 cites·56 claims
- 0894US4351594AElectronic exposure and flash control systems for slit-shutter type camerasMINOLTA CAMERA KK·Filed 1981·Granted Sep 28, 1982·38 cites·11 claims
- 0994US4344680APhotographic devices for controlling flash photographyMINOLTA CAMERA KK·Filed 1981·Granted Aug 17, 1982·35 cites·23 claims
- 1093US4783677AAutomatic focus control deviceMINOLTA CAMERA KK·Filed 1987·Granted Nov 8, 1988·90 cites·25 claims
- 1190US5353091ACamera having blurring correction apparatusMINOLTA CAMERA KK·Filed 1993·Granted Oct 4, 1994·29 cites·8 claims
- 1290US4305647ACamera flash photography systemsMINOLTA CAMERA KK·Filed 1979·Granted Dec 15, 1981·19 cites·28 claims
- 1389US4903065AFocus condition detecting deviceMINOLTA CAMERA KK·Filed 1988·Granted Feb 20, 1990·23 cites·13 claims
- 1489US4860045AAutomatic focusing deviceMINOLTA CAMERA KK·Filed 1987·Granted Aug 22, 1989·57 cites·4 claims
- 1589US4792820ACamera with automatic focus and exposure control meansMINOLTA CAMERA KK·Filed 1986·Granted Dec 20, 1988·29 cites·42 claims
- 1688US4791446ALight measuring deviceMINOLTA CAMERA KK·Filed 1987·Granted Dec 13, 1988·56 cites·38 claims
- 1787US6639625B1Image sensing deviceMINOLTA CO LTD·Filed 1998·Granted Oct 28, 2003·104 cites·28 claims
- 1885US5274414ACamera having a varifocal lensMINOLTA CAMERA KK·Filed 1989·Granted Dec 28, 1993·15 cites·12 claims
- 1985US4816856AAutomatic focus control deviceMINOLTA CAMERA KK·Filed 1987·Granted Mar 28, 1989·41 cites·34 claims
- 2084US4766302AFocus detecting device including means for determining a priority of correlation calculationsMINOLTA CAMERA KK·Filed 1985·Granted Aug 23, 1988·36 cites·2 claims
- 2184US4464039ACharge completion detecting device for flash photography systemMINOLTA CAMERA KK·Filed 1983·Granted Aug 7, 1984·17 cites·10 claims
- 2281US6339510B1Camera having a varifocal lensMINOLTA CO LTD·Filed 1994·Granted Jan 15, 2002·14 cites·3 claims
- 2380US5214464ACamera systemMINOLTA CAMERA KK·Filed 1990·Granted May 25, 1993·21 cites·14 claims
- 2479US5079582AAutomatic focus adjusting apparatusMINOLTA CAMERA KK·Filed 1989·Granted Jan 7, 1992·25 cites·7 claims
- 2579US4831403AAutomatic focus detection systemMINOLTA CAMERA KK·Filed 1987·Granted May 16, 1989·34 cites·14 claims
- 2679US4542975ACamera flash light control circuitryMINOLTA CAMERA KK·Filed 1984·Granted Sep 24, 1985·11 cites·9 claims
- 2778US4618235AFocus detecting device for a cameraMINOLTA CAMERA KK·Filed 1985·Granted Oct 21, 1986·39 cites·16 claims
- 2877US6389153B1Distance information generator and display device using generated distance informationMINOLTA CO LTD·Filed 1998·Granted May 14, 2002·56 cites·11 claims
- 2977US6084557ASystem for displaying combined imageryMINOLTA CO LTD·Filed 1998·Granted Jul 4, 2000·47 cites·9 claims
- 3077US4422743AExposure system for a cameraMINOLTA CAMERA KK·Filed 1981·Granted Dec 27, 1983·13 cites·33 claims
- 3177US4327978ACamera diaphragm control device for flash photographyMINOLTA CAMERA KK·Filed 1980·Granted May 4, 1982·13 cites·16 claims
- 3276US6018631ACamera having a varifocal lensMINOLTA CO LTD·Filed 1994·Granted Jan 25, 2000·11 cites·27 claims
- 3375US5097339ASingle chip solid state image sensing devicesMINOLTA CAMERA KK·Filed 1989·Granted Mar 17, 1992·19 cites·6 claims
- 3475US5005040AAutomatic focus adjusting apparatus of a cameraMINOLTA CAMERA KK·Filed 1990·Granted Apr 2, 1991·42 cites·14 claims
- 3575US4367023ACamera flash light control circuitryMINOLTA CAMERA KK·Filed 1981·Granted Jan 4, 1983·9 cites·6 claims
- 3674US5369460ACamera having a varifocal lensMINOLTA CAMERA KK·Filed 1993·Granted Nov 29, 1994·10 cites·12 claims
- 3774US5068737AImage sensor having multiple pairs of array sensorsMINOLTA CAMERA KK·Filed 1991·Granted Nov 26, 1991·28 cites·37 claims
- 3874US5053801ADevice for automatically adjusting focus or detecting object distance or camera having such functionMINOLTA CAMERA KK·Filed 1989·Granted Oct 1, 1991·36 cites·23 claims
- 3974US4851657AFocus condition detecting device using weighted center or contrast evaluationMINOLTA CAMERA KK·Filed 1988·Granted Jul 25, 1989·32 cites·9 claims
- 4074US4660955AFocus condition detecting device for use in a cameraMINOLTA CAMERA KK·Filed 1985·Granted Apr 28, 1987·30 cites·22 claims
- 4174US4457611APhotographic system for use in flash photography with a cameraMINOLTA CAMERA KK·Filed 1982·Granted Jul 3, 1984·11 cites·38 claims
- 4274US4354751AExposure system for a cameraMINOLTA CAMERA KK·Filed 1981·Granted Oct 19, 1982·11 cites·15 claims
- 4373US5389971AImage sensor provided on a chip and having amplifying meansMINOLTA CAMERA KK·Filed 1991·Granted Feb 14, 1995·27 cites·8 claims
- 4473US4716434AFocus condition detecting deviceMINOLTA CAMERA KK·Filed 1986·Granted Dec 29, 1987·28 cites·2 claims
- 4573US4164721AMagnetic actuator for a shutter mechanismMINOLTA CAMERA KK·Filed 1976·Granted Aug 14, 1979·18 cites·21 claims
- 4671US5809344ACameraMINOLTA CO LTD·Filed 1996·Granted Sep 15, 1998·9 cites·21 claims
- 4771US5363169ACamera operated in one of a plurality of photographing modesMINOLTA CAMERA KK·Filed 1992·Granted Nov 8, 1994·29 cites·4 claims
- 4871US5005039AAutofocusing cameraMINOLTA CAMERA KK·Filed 1989·Granted Apr 2, 1991·28 cites·12 claims
- 4971US4910548ACamera with a multi-zone focus detecting deviceMINOLTA CAMERA KK·Filed 1989·Granted Mar 20, 1990·28 cites·16 claims
- 5071US4349260AAutomatic electronic flash device producing preliminary flash light and primary flash lightMINOLTA CAMERA KK·Filed 1980·Granted Sep 14, 1982·10 cites·12 claims
Showing the top 50 of 152 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →