Inventor · disambiguated record
Jun-Ichi Ohwada
Also filed as: OHWADA JUN-ICHI
11 granted patents·1,000 citations·filing 1986–1996
94Inventor score
Files withHITACHI LTD11
Top patents by PatentIndex Score
11 records- 0196US5739880ALiquid crystal display device having a shielding film for shielding light from a light sourceHITACHI LTD·Filed 1996·Granted Apr 14, 1998·271 cites·19 claims
- 0296US4942441AThin film semiconductor device and method of manufacturing the sameHITACHI LTD·Filed 1987·Granted Jul 17, 1990·144 cites·13 claims
- 0395US5091722AGray scale displayHITACHI LTD·Filed 1988·Granted Feb 25, 1992·133 cites·40 claims
- 0491US5250937AHalf tone liquid crystal display circuit with an A.C. voltage divider for driversHITACHI LTD·Filed 1991·Granted Oct 5, 1993·124 cites·30 claims
- 0586US4750813ADisplay device comprising a delaying circuit to retard signal voltage application to part of signal electrodesHITACHI LTD·Filed 1987·Granted Jun 14, 1988·63 cites·10 claims
- 0682US5021774AMethod and circuit for scanning capacitive loadsHITACHI LTD·Filed 1990·Granted Jun 4, 1991·64 cites·12 claims
- 0782US4736137AMatrix display deviceHITACHI LTD·Filed 1987·Granted Apr 5, 1988·46 cites·2 claims
- 0878US5640174AMethod of driving an active matrix liquid crystal display panel with asymmetric signalsHITACHI LTD·Filed 1995·Granted Jun 17, 1997·59 cites·24 claims
- 0977US5537054AMethod for testing an on-off function of semiconductor devices which have an isolated terminalHITACHI LTD·Filed 1986·Granted Jul 16, 1996·36 cites·20 claims
- 1072US5283566APlane displayHITACHI LTD·Filed 1992·Granted Feb 1, 1994·41 cites·18 claims
- 1155US4904989ADisplay deviceHITACHI LTD·Filed 1987·Granted Feb 27, 1990·19 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →