Inventor · disambiguated record
Takuma Ishikawa
Also filed as: ISHIKAWA TAKUMA
36 granted patents·16 pending applications·534 citations·filing 1982–2025
98Inventor score
Files withMINOLTA CAMERA KK28OKI ELECTRIC IND CO LTD15OKI DATA KK3ISHIKAWA TAKUMA1MINOLTA CAMERA KABUSHIKI KASHA1
Top patents by PatentIndex Score
52 records- 0191US4448515AControl arrangement for continuous copyingMINOLTA CAMERA KK·Filed 1982·Granted May 15, 1984·37 cites·9 claims
- 0287US5327206AImage forming apparatus including a sheet refeeding unitMINOLTA CAMERA KK·Filed 1992·Granted Jul 5, 1994·36 cites·16 claims
- 0387US4801133ASheet processing apparatus with a sheet binding functionMINOLTA CAMERA KK·Filed 1987·Granted Jan 31, 1989·31 cites·11 claims
- 0486US4946152ASorter-finisherMINOLTA CAMERA KK·Filed 1988·Granted Aug 7, 1990·30 cites·4 claims
- 0584US5053831AImage forming apparatus having a finisherMINOLTA CAMERA KK·Filed 1989·Granted Oct 1, 1991·26 cites·17 claims
- 0684US4864350ACopying apparatus having a sorting unit and a binding unit and controls thereforMINOLTA CAMERA KK·Filed 1987·Granted Sep 5, 1989·42 cites·25 claims
- 0782US4901994ACopying apparatus having a sorter with a sheet stapling functionMINOLTA CAMERA KK·Filed 1988·Granted Feb 20, 1990·24 cites·13 claims
- 0878US2025096217A1Method of manufacturing semiconductor composite deviceOKI ELECTRIC IND CO LTD·Filed 2024·Application pending·0 cites
- 0976US11450784B2Light-emitting thyristor, light-emitting element chip, optical print head, and image forming deviceOKI DATA KK·Filed 2020·Granted Sep 20, 2022·1 cites·17 claims
- 1076USRE34460ECopying apparatus having a sorter with a sheet stapling function with staple mode cancellationMINOLTA CAMERA KK·Filed 1992·Granted Nov 30, 1993·22 cites·17 claims
- 1175US6126163ASheet aligning apparatus and processing apparatus used for copy machineMINOLTA CO LTD·Filed 1998·Granted Oct 3, 2000·26 cites·13 claims
- 1275US5141215ASorter-finisher provided for an image forming apparatusMINOLTA CAMERA KK·Filed 1989·Granted Aug 25, 1992·19 cites·10 claims
- 1375US4811048ACopying apparatus having an automatic document feeder and a sorter with a sheet binding functionMINOLTA CAMERA KK·Filed 1987·Granted Mar 7, 1989·19 cites·3 claims
- 1475US4444382ASheet feeding systemMINOLTA CAMERA KK·Filed 1982·Granted Apr 24, 1984·12 cites·5 claims
- 1572US5213322AOriginal transfer apparatusMINOLTA CAMERA KK·Filed 1991·Granted May 25, 1993·19 cites·16 claims
- 1672US5084741ARecirculating document handler and image forming apparatus equipped therewithMINOLTA CAMERA KK·Filed 1990·Granted Jan 28, 1992·18 cites·37 claims
- 1770US5292113AAutomatic document feederMINOLTA CAMERA KK·Filed 1992·Granted Mar 8, 1994·16 cites·12 claims
- 1870US4886259ASorter-finisher systemMINOLTA CAMERA KK·Filed 1987·Granted Dec 12, 1989·16 cites·14 claims
- 1967US12191292B2Composite integrated film, composite integrated film supply wafer, and semiconductor composite deviceOKI ELECTRIC IND CO LTD·Filed 2021·Granted Jan 7, 2025·0 cites·19 claims
- 2067US4447517AMethod of developing electrostatic latent imagesMINOLTA CAMERA KK·Filed 1982·Granted May 8, 1984·15 cites·6 claims
- 2166US4893152ACopying apparatus having a sorter with a sheet binding functionMINOLTA CAMERA KABUSHIKI KASHA·Filed 1988·Granted Jan 9, 1990·16 cites·3 claims
- 2266US2025241046A1Semiconductor element unit and method of manufacturing thereof, semiconductor element unit supply substrate, and semiconductor packaging circuit and method of manufacturing thereofOKI ELECTRIC IND CO LTD·Filed 2025·Application pending·0 cites
- 2364US5081489ACopying apparatusMINOLTA CAMERA KK·Filed 1989·Granted Jan 14, 1992·13 cites·10 claims
- 2464US5014092AImage forming apparatus with a binding functionMINOLTA CAMERA KK·Filed 1989·Granted May 7, 1991·20 cites·17 claims
- 2561US4974823ASorter-finisher with a sheet binding function and a method of operating thereofMINOLTA CAMERA KK·Filed 1989·Granted Dec 4, 1990·12 cites·4 claims
- 2660US12328928B2Semiconductor element unit and method of manufacturing thereof, semiconductor element unit supply substrate, and semiconductor packaging circuit and method of manufacturing thereofOKI ELECTRIC IND CO LTD·Filed 2021·Granted Jun 10, 2025·0 cites·11 claims
- 2758US4621803ASorting apparatus of shiftable bin typeMINOLTA CAMERA KK·Filed 1985·Granted Nov 11, 1986·11 cites·26 claims
- 2857US4607838ASheet sorterMINOLTA CAMERA KK·Filed 1985·Granted Aug 26, 1986·12 cites·8 claims
- 2957US2024332080A1Manufacturing method of substrate unit, and substrate unitOKI ELECTRIC IND CO LTD·Filed 2024·Application pending·0 cites
- 3057US2024332454A1Electronic structure, manufacturing method of electronic structure, and manufacturing method of electronic deviceOKI ELECTRIC IND CO LTD·Filed 2024·Application pending·0 cites
- 3156US9663652B2Polybutylene terephthalate resin compositionWINTECH POLYMER LTD·Filed 2015·Granted May 30, 2017·0 cites·5 claims
- 3255US10491776B2Exposure device and light receiving deviceOKI DATA KK·Filed 2017·Granted Nov 26, 2019·0 cites·10 claims
- 3355US2024145620A1Manufacturing method of electronic deviceOKI ELECTRIC IND CO LTD·Filed 2023·Application pending·0 cites
- 3454US5117266ARecirculating document handler and image forming apparatus equipped therewithMINOLTA CAMERA KK·Filed 1991·Granted May 26, 1992·9 cites·10 claims
- 3553US2023320217A1Piezoelectric-body film joint substrate and manufacturing method thereofOKI ELECTRIC IND CO LTD·Filed 2023·Application pending·0 cites
- 3653US2023320224A1Piezoelectric-body film joint substrate and manufacturing method thereofOKI ELECTRIC IND CO LTD·Filed 2023·Application pending·0 cites
- 3752US2023320228A1Piezoelectric film integrated device, manufacturing method thereof, and acoustic oscillation sensorOKI ELECTRIC IND CO LTD·Filed 2023·Application pending·0 cites
- 3852US2024213291A1Light emitting deviceOKI ELECTRIC IND CO LTD·Filed 2023·Application pending·0 cites
- 3952US2023320219A1Piezoelectric film integrated device, manufacturing method thereof, and acoustic oscillation sensorOKI ELECTRIC IND CO LTD·Filed 2023·Application pending·0 cites
- 4051US2023086071A1Semiconductor deviceOKI ELECTRIC IND CO LTD·Filed 2022·Application pending·0 cites
- 4148US4980721ACopying apparatus having a controller capable of sorting groups of originals in different bins by detecting a boundary between the groupsMINOLTA CAMERA KK·Filed 1989·Granted Dec 25, 1990·7 cites·15 claims
- 4247US5470051AAutomatic document feederMINOLTA CAMERA KK·Filed 1993·Granted Nov 28, 1995·6 cites·10 claims
- 4345US10991849B2Light-emitting thyristor, light-emitting element chip, optical print head, and image forming apparatusOKI DATA KK·Filed 2019·Granted Apr 27, 2021·0 cites·16 claims
- 4444US5347352ACopying apparatus with automatic document feeding deviceMINOLTA CAMERA KK·Filed 1992·Granted Sep 13, 1994·7 cites·24 claims
- 4544US2022029078A1Light emitting device, light emitting element film, light emitting display, and method of manufacturing light emitting deviceOKI ELECTRIC IND CO LTD·Filed 2021·Application pending·0 cites
- 4644US2022029077A1Light-emitting device, light-emitting display, and image display deviceOKI ELECTRIC IND CO LTD·Filed 2021·Application pending·0 cites
- 4742US2021105387A1Imaging deviceNIDEC COPAL CORP·Filed 2018·Application pending·0 cites
- 4841US5133539ASorter-finisher provided for an image forming apparatusMINOLTA CAMERA KK·Filed 1991·Granted Jul 28, 1992·5 cites·14 claims
- 4938US4638992ASorting apparatusMINOLTA CAMERA KK·Filed 1985·Granted Jan 27, 1987·4 cites·9 claims
- 5038US2013314809A1Lens drive device and imaging deviceWATANABE HIROYUKI·Filed 2012·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →