Inventor · disambiguated record
Eiichi Yoshioka
Also filed as: YOSHIOKA EIICHI
31 granted patents·342 citations·filing 1976–1988
97Inventor score
Top patents by PatentIndex Score
31 records- 0197USD266855SElectronic calculator with thermometer and timerCANON KK·Filed 1980·Granted Nov 9, 1982·61 cites·1 claims
- 0292USD303981SDest-top electronic calculatorCANON KK·Filed 1986·Granted Oct 10, 1989·42 cites·1 claims
- 0392USD298546SDesk-top electronic calculatorCANON KK·Filed 1986·Granted Nov 15, 1988·38 cites·1 claims
- 0484USD245109SDesk top calculator with scaleCANON KK·Filed 1976·Granted Jul 19, 1977·17 cites·1 claims
- 0583USD285934SDesk-top electronic calculatorCANON KK·Filed 1984·Granted Sep 30, 1986·18 cites·1 claims
- 0679USD285933SDesk-top electronic calculatorCANON KK·Filed 1984·Granted Sep 30, 1986·15 cites·1 claims
- 0775USD269277SDesk-top electronic calculatorCANON KK·Filed 1981·Granted Jun 7, 1983·13 cites·1 claims
- 0873USD282853SDesk-top electronic calculatorCANON KK·Filed 1983·Granted Mar 4, 1986·12 cites·1 claims
- 0972USD269356SDesk top electronic calculatorCANON KK·Filed 1981·Granted Jun 14, 1983·12 cites·1 claims
- 1072USD255246SDesk top electronic calculatorCANON KK·Filed 1978·Granted Jun 3, 1980·10 cites·1 claims
- 1171USD269278SDesk-top electronic calculatorCANON KK·Filed 1981·Granted Jun 7, 1983·12 cites·1 claims
- 1267USD265913SDesk top electronic calculatorCANON KK·Filed 1979·Granted Aug 24, 1982·8 cites·1 claims
- 1364USD263602SDesk-top electronic calculatorCANON KK·Filed 1980·Granted Mar 30, 1982·9 cites·1 claims
- 1463USD268422SElectronic calculatorCANON KK·Filed 1980·Granted Mar 29, 1983·8 cites·1 claims
- 1562USD289418SDesk-top electronic calculatorCANON KK·Filed 1985·Granted Apr 21, 1987·9 cites·1 claims
- 1660USD255245SDesk top electronic calculatorCANON KK·Filed 1977·Granted Jun 3, 1980·6 cites·1 claims
- 1757USD258666SCombined electronic calculator and clockYOSHIOKA EIICHI·Filed 1978·Granted Mar 24, 1981·7 cites·1 claims
- 1855USD260776SDesk top electronic calculatorCANON KK·Filed 1979·Granted Sep 15, 1981·5 cites·1 claims
- 1953USD268423SElectronic calculatorCANON KK·Filed 1980·Granted Mar 29, 1983·5 cites·1 claims
- 2052USD289416SDesk-top electronic calculatorCANON KK·Filed 1985·Granted Apr 21, 1987·6 cites·1 claims
- 2150USD260777SCombined electronic calculator and clockCANON KK·Filed 1979·Granted Sep 15, 1981·4 cites·1 claims
- 2249USD287507SDesk-top electronic calculatorCANON KK·Filed 1983·Granted Dec 30, 1986·4 cites·1 claims
- 2347USD305436SPrinterCANON KK·Filed 1986·Granted Jan 9, 1990·4 cites·1 claims
- 2447USD266853SDesk-top electronic calculatorCANON KK·Filed 1980·Granted Nov 9, 1982·4 cites·1 claims
- 2545USD282854SDesk-top electronic calculatorCANON KK·Filed 1983·Granted Mar 4, 1986·3 cites·1 claims
- 2644USD298545SDesk-top electronic calculatorCANON KK·Filed 1986·Granted Nov 15, 1988·4 cites·1 claims
- 2741USD287508SDesk-top electronic calculatorCANON KK·Filed 1983·Granted Dec 30, 1986·2 cites·1 claims
- 2840USD298548SDesk-top electronic calculatorCANON KK·Filed 1986·Granted Nov 15, 1988·3 cites·1 claims
- 2933USD298547SDesk-top electronic calculatorCANON KK·Filed 1986·Granted Nov 15, 1988·1 cites·1 claims
- 3030USD289419SDesk-top electronic calculatorCANON KABUSHIKA KAISHA·Filed 1985·Granted Apr 21, 1987·0 cites·1 claims
- 3125USD315354SBook reader for the blindCANON KK·Filed 1988·Granted Mar 12, 1991·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →