Inventor · disambiguated record
Koichi Imanaka
Also filed as: IMANAKA KOICHI
22 granted patents·3 pending applications·638 citations·filing 1987–2024
95Inventor score
Top patents by PatentIndex Score
25 records- 0193US5130531AReflective photosensor and semiconductor light emitting apparatus each using micro Fresnel lensOMRON TATEISI ELECTRONICS CO·Filed 1990·Granted Jul 14, 1992·180 cites·25 claims
- 0290US5296724ALight emitting semiconductor device having an optical elementOMRON TATEISI ELECTRONICS CO·Filed 1991·Granted Mar 22, 1994·112 cites·30 claims
- 0388US4949351ASurface-emitting semiconductor laser and manufacturing method of sameOMRON TATEISI ELECTRONICS CO·Filed 1989·Granted Aug 14, 1990·40 cites·3 claims
- 0487US9939751B2Charging device and image forming apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2016·Granted Apr 10, 2018·3 cites·11 claims
- 0579US9316998B2Image forming apparatus with inner cover that shields an optical sensor when an outer housing cover is closed, the optical sensor used for detecting whether a waste toner case is fullKYOCERA DOCUMENT SOLUTIONS INC·Filed 2014·Granted Apr 19, 2016·2 cites·7 claims
- 0679US5030090AOptical toothbrush and method of useOMRON TATEISI ELECTRONICS CO·Filed 1990·Granted Jul 9, 1991·178 cites·19 claims
- 0772US4839307AMethod of manufacturing a stripe-shaped heterojunction laser with unique current confinementOMRON TATEISI ELECTRONICS CO·Filed 1987·Granted Jun 13, 1989·28 cites·6 claims
- 0870US9594338B2Image forming apparatus with photosensitive drum that cyclically reciprocates in an axial directionKYOCERA DOCUMENT SOLUTIONS INC·Filed 2016·Granted Mar 14, 2017·1 cites·10 claims
- 0969US5010556AA stripe-shaped heterojunction laser with unique current confinementOMRON TATEISI ELECTRONICS CO·Filed 1989·Granted Apr 23, 1991·15 cites·14 claims
- 1063US12271124B2Development device having a developing container with a vent hole and image forming apparatus provided therewithKYOCERA DOCUMENT SOLUTIONS INC·Filed 2024·Granted Apr 8, 2025·0 cites·7 claims
- 1162US5084893ASemiconductor light-emitting deviceOMRON TATEISI ELECTRONICS CO·Filed 1990·Granted Jan 28, 1992·24 cites·11 claims
- 1257US10732563B2Charging device, drum unit and image forming apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2019·Granted Aug 4, 2020·0 cites·6 claims
- 1353US5407730APhysical variable sensor and method of manufacturing the sameOMRON TATEISI ELECTRONICS CO·Filed 1993·Granted Apr 18, 1995·21 cites·23 claims
- 1450US10254683B2Image forming apparatus for cleaning intermediate transfer beltKYOCERA DOCUMENT SOLUTIONS INC·Filed 2018·Granted Apr 9, 2019·0 cites·9 claims
- 1549US9176458B2Image forming apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2014·Granted Nov 3, 2015·0 cites·5 claims
- 1648US11934111B2Developing device and image forming apparatus provided therewithKYOCERA DOCUMENT SOLUTIONS INC·Filed 2021·Granted Mar 19, 2024·0 cites·9 claims
- 1746US2024369953A1Developing device and image forming apparatus including the sameKYOCERA DOCUMENT SOLUTIONS INC·Filed 2022·Application pending·0 cites
- 1846US2020387105A1Driving force transmission device and image forming apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2020·Application pending·0 cites
- 1945US5495096AMulti-focus optical deviceOMRON TATEISI ELECTRONICS CO·Filed 1992·Granted Feb 27, 1996·11 cites·40 claims
- 2044US5994723ASemiconductor element and its method of manufacturingOMRON TATEISI ELECTRONICS CO·Filed 1993·Granted Nov 30, 1999·10 cites·10 claims
- 2143US9513580B2Image forming apparatus with fall path of developerKYOCERA DOCUMENT SOLUTIONS INC·Filed 2015·Granted Dec 6, 2016·0 cites·12 claims
- 2242US2022413416A1Toner transport device, and developing device and image forming apparatus including toner transport deviceKYOCERA DOCUMENT SOLUTIONS INC·Filed 2021·Application pending·0 cites
- 2341US9904235B2Cleaning device and image forming apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2017·Granted Feb 27, 2018·0 cites·7 claims
- 2439US5182228AMethod of manufacturing a semiconductor light-emitting deviceOMRON TATEISI ELECTRONICS CO·Filed 1992·Granted Jan 26, 1993·7 cites·15 claims
- 2538US5146295ASemiconductor light emitting device having a superlattice buffer layerOMRON TATEISI ELECTRONICS CO·Filed 1990·Granted Sep 8, 1992·6 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →