Inventor · disambiguated record
Hisami Tanaka
Also filed as: TANAKA HISAMI
26 granted patents·536 citations·filing 1980–1996
97Inventor score
Top patents by PatentIndex Score
26 records- 0196US5008706AElectrophotographic apparatusCANON KK·Filed 1989·Granted Apr 16, 1991·67 cites·11 claims
- 0293US4417158AClock generator circuitFUJITSU LTD·Filed 1981·Granted Nov 22, 1983·50 cites·3 claims
- 0388US5089851ACharging memberCANON KK·Filed 1989·Granted Feb 18, 1992·70 cites·36 claims
- 0486US4948690AElectrophotographic photosensitive member with fine spherical resin powderCANON KK·Filed 1990·Granted Aug 14, 1990·34 cites·21 claims
- 0586US4429281AIntegrator for a switched capacitor-filterFUJITSU LTD·Filed 1980·Granted Jan 31, 1984·31 cites·6 claims
- 0683US5677095AElectrophotographic photosensitive memberCANON KK·Filed 1995·Granted Oct 14, 1997·34 cites·23 claims
- 0778US5220181APhotovoltaic element of junction type with an organic semiconductor layer formed of a polysilane compoundCANON KK·Filed 1992·Granted Jun 15, 1993·50 cites·5 claims
- 0874US4393318ASample and hold circuitFUJITSU LTD·Filed 1980·Granted Jul 12, 1983·24 cites·10 claims
- 0969US4877701APhotosensitive member for electrophotographyCANON KK·Filed 1987·Granted Oct 31, 1989·15 cites·14 claims
- 1068US5358987APolysilane compositionsCANON KK·Filed 1992·Granted Oct 25, 1994·22 cites·8 claims
- 1168US5332635AElectrophotographic photosensitive member, and electrophotographic apparatus, device unit, and facsimile machine employing the sameCANON KK·Filed 1992·Granted Jul 26, 1994·17 cites·20 claims
- 1267US5112708AMember for charging with surface layer of n-alkoxymethylated nylon effecting charging at lower voltageCANON KK·Filed 1991·Granted May 12, 1992·28 cites·16 claims
- 1366US5344501ASolar cellCANON KK·Filed 1993·Granted Sep 6, 1994·22 cites·12 claims
- 1452US5354385ASolar cellCANON KK·Filed 1992·Granted Oct 11, 1994·14 cites·16 claims
- 1548US5190837AImage holder member having resin layer of metal-coated fine resin particles and binder resinCANON KK·Filed 1990·Granted Mar 2, 1993·11 cites·15 claims
- 1647US5484673AElectrophotographic photosensitive memberCANON KK·Filed 1995·Granted Jan 16, 1996·7 cites·7 claims
- 1746US4504560AElectrophotoconductor for electrophotography comprising a disazo compoundDAINIPPON INK & CHEMICALS·Filed 1983·Granted Mar 12, 1985·4 cites·14 claims
- 1842US5236798AElectrophotographic light receiving member having a photoconductive layer formed of non-single crystal silicon material and a surface layer containing polysilane compoundCANON KK·Filed 1990·Granted Aug 17, 1993·5 cites·3 claims
- 1941US4975745AElectrophotographic photosensitive memberCANON KK·Filed 1989·Granted Dec 4, 1990·4 cites·14 claims
- 2041US4465753AIndoline electrophotoconductorDAINIPPON INK & CHEMICALS·Filed 1983·Granted Aug 14, 1984·5 cites·16 claims
- 2139US5707726AAluminum pipe production process, electrophotographic photosensitive member produced by the production process, and electrophotographic apparatus having the electrophotographic photosensitive memberCANON KK·Filed 1996·Granted Jan 13, 1998·5 cites·6 claims
- 2236US5159042APolysilane compounds and electrophotographic photosensitive members with the use of said compoundsCANON KK·Filed 1989·Granted Oct 27, 1992·3 cites·4 claims
- 2335US5669047ACharging member, electrophotographic apparatus and charging method using the sameCANON KK·Filed 1995·Granted Sep 16, 1997·6 cites·8 claims
- 2432US4431973AOperational amplifierFUJITSU LTD·Filed 1981·Granted Feb 14, 1984·2 cites·17 claims
- 2531US4337459ADigital-to-analog converterFUJITSU LTD·Filed 1980·Granted Jun 29, 1982·4 cites·5 claims
- 2628US5595848AElectrophotographic photosensitive member produced from aluminum pipeCANON KK·Filed 1995·Granted Jan 21, 1997·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →