Inventor · disambiguated record
Toshihiro Ohba
Also filed as: KUDO JUN · OHBA TOSHIHIRO · SUZUKI CHUJI
36 granted patents·1 pending application·866 citations·filing 1976–2012
98Inventor score
Top patents by PatentIndex Score
37 records- 0191US4951041ADriving method for thin film el display device and driving circuit thereofSHARP KK·Filed 1988·Granted Aug 21, 1990·80 cites·10 claims
- 0288US4823121AElectroluminescent panel driving system for driving the panel's electrodes only when non-blank data is present to conserve powerSHARP KK·Filed 1986·Granted Apr 18, 1989·67 cites·14 claims
- 0388US4468659AElectroluminescent display panel assemblySHARP KK·Filed 1981·Granted Aug 28, 1984·58 cites·15 claims
- 0477US8289246B2Electric current driving type display device and pixel circuitOHHASHI SEIJI·Filed 2006·Granted Oct 16, 2012·3 cites·10 claims
- 0577US5311169AMethod and apparatus for driving capacitive display deviceSHARP KK·Filed 1991·Granted May 10, 1994·47 cites·15 claims
- 0676US4864182ADriving circuit for thin film EL display deviceSHARP KK·Filed 1988·Granted Sep 5, 1989·36 cites·17 claims
- 0775US5668945AData security apparatus and methodSEGA ENTERPRISES KK·Filed 1995·Granted Sep 16, 1997·80 cites·18 claims
- 0875US4594589AMethod and circuit for driving electroluminescent display panels with a stepwise driving voltageSHARP KK·Filed 1982·Granted Jun 10, 1986·29 cites·17 claims
- 0975US4485379ACircuit and method for driving a thin-film EL panelSHARP KK·Filed 1982·Granted Nov 27, 1984·29 cites·4 claims
- 1075US4338598AThin-film EL image display panel with power saving featuresSHARP KK·Filed 1980·Granted Jul 6, 1982·30 cites·3 claims
- 1175US4160923ATouch sensitive electronic switching circuit for electronic wristwatchesSHARP KK·Filed 1977·Granted Jul 10, 1979·15 cites·6 claims
- 1271US4888523ADriving circuit of thin membrane EL display apparatusSHARP KK·Filed 1989·Granted Dec 19, 1989·31 cites·17 claims
- 1371US4866348ADrive system for a thin-film el panelSHARP KK·Filed 1987·Granted Sep 12, 1989·30 cites·15 claims
- 1470US4962374AThin film el display panel drive circuitSHARP KK·Filed 1989·Granted Oct 9, 1990·29 cites·6 claims
- 1567US5006838AThin film EL display panel drive circuitSHARP KK·Filed 1989·Granted Apr 9, 1991·26 cites·13 claims
- 1667US4686426AThin-film EL display panel drive circuit with voltage compensationSHARP KK·Filed 1985·Granted Aug 11, 1987·22 cites·6 claims
- 1767US4099074ATouch sensitive electronic switching circuitry for electronic wristwatchesSHARP KK·Filed 1976·Granted Jul 4, 1978·11 cites·11 claims
- 1865US4206460AEL Display drive controlled by an electron beamSHARP KK·Filed 1978·Granted Jun 3, 1980·19 cites·8 claims
- 1964US6127993AMethod and apparatus for driving display deviceSHARP KK·Filed 1992·Granted Oct 3, 2000·23 cites·9 claims
- 2063US4999618ADriving method of thin film EL display unit and driving circuit thereofSHARP KK·Filed 1988·Granted Mar 12, 1991·21 cites·16 claims
- 2155US5325107AMethod and apparatus for driving a display deviceSHARP KK·Filed 1993·Granted Jun 28, 1994·15 cites·16 claims
- 2255US4983885AThin film EL display panel drive circuitSHARP KK·Filed 1988·Granted Jan 8, 1991·13 cites·13 claims
- 2355US2013027374A1Electric current driving type display device and pixel circuitOHHASHI SEIJI·Filed 2012·Application pending·0 cites
- 2454US4207617AMemory erase and memory read-out in an EL display panel controlled by an electron beamSHARP KK·Filed 1978·Granted Jun 10, 1980·6 cites·18 claims
- 2553US4479120AMethod and apparatus for driving a thin-film EL panelSHARP KK·Filed 1981·Granted Oct 23, 1984·13 cites·10 claims
- 2652US4949019AMethod of driving thin film EL panel for agingSHARP KK·Filed 1988·Granted Aug 14, 1990·14 cites·10 claims
- 2750US5309150AMethod and apparatus for driving display apparatusSHARP KK·Filed 1989·Granted May 3, 1994·10 cites·14 claims
- 2850US5206631AMethod and apparatus for driving a capacitive flat matrix display panelSHARP KK·Filed 1991·Granted Apr 27, 1993·15 cites·17 claims
- 2947US5786799ADriving method for a liquid crystal displaySHARP KK·Filed 1995·Granted Jul 28, 1998·15 cites·8 claims
- 3046US5818411ALiquid crystal display deviceSHARP KK·Filed 1996·Granted Oct 6, 1998·14 cites·14 claims
- 3146US4914353AThin-film EL display panel drive circuitSHARP KK·Filed 1988·Granted Apr 3, 1990·10 cites·4 claims
- 3245US5262766ADisplay unit having brightness control functionSHARP KK·Filed 1991·Granted Nov 16, 1993·11 cites·16 claims
- 3345US4935671AThin-film EL display panel driveSHARP KK·Filed 1988·Granted Jun 19, 1990·9 cites·12 claims
- 3443US5032829AThin film el display deviceSHARP KK·Filed 1988·Granted Jul 16, 1991·9 cites·20 claims
- 3543US4801920AEL panel drive systemSHARP KK·Filed 1983·Granted Jan 31, 1989·9 cites·10 claims
- 3642US4893060ADrive circuit for a thin-film electroluminescent display panelSHARP KK·Filed 1988·Granted Jan 9, 1990·8 cites·16 claims
- 3739US5233340AMethod of driving a display deviceSHARP KK·Filed 1992·Granted Aug 3, 1993·9 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →