Inventor · disambiguated record
Hitoshi Nishizawa
Also filed as: NISHIZAWA HITOSHI
14 granted patents·790 citations·filing 1984–1995
95Inventor score
Top patents by PatentIndex Score
14 records- 0195US5303075ALiquid crystal display with phase difference plate having particular .DELTA.Δnxd at 45° angle to surfaceSEIKO EPSON CORP·Filed 1993·Granted Apr 12, 1994·126 cites·6 claims
- 0294US5426524ALiquid crystal display with phase difference plate having particular .DELTA.Δnxd at 45° angle to surfaceSEIKO EPSON CORP·Filed 1994·Granted Jun 20, 1995·120 cites·5 claims
- 0394US4927517ANOx sensor having catalyst for decomposing NOxNGK INSULATORS LTD·Filed 1989·Granted May 22, 1990·136 cites·14 claims
- 0493US5696567ALiquid crystal display device with phase difference plate having particular Δnxd perpendicular to surface over Δnxd at 45° angle to surfaceSEIKO EPSON CORP·Filed 1995·Granted Dec 9, 1997·120 cites·8 claims
- 0585US4859307AElectrochemical gas sensor, and method for manufacturing the sameNGK INSULATORS LTD·Filed 1987·Granted Aug 22, 1989·54 cites·16 claims
- 0679US4645572AMethod of determining concentration of a component in gases and electrochemical device suitable for practicing the methodNGK INSULATORS LTD·Filed 1986·Granted Feb 24, 1987·45 cites·27 claims
- 0778US4639305AElectrochemical elementNGK INSULATORS LTD·Filed 1985·Granted Jan 27, 1987·40 cites·7 claims
- 0874US4532118AProcess for removal of hydrogen sulfide from gasesKIMURA KAKOKI CO LTD·Filed 1984·Granted Jul 30, 1985·38 cites·9 claims
- 0972US4952903ACeramic heater having portions connecting heat-generating portion and lead portionsNGK INSULATORS LTD·Filed 1989·Granted Aug 28, 1990·29 cites·14 claims
- 1066US4634514AElectrochemical apparatus and method of manufacturing the sameNGK INSULATORS LTD·Filed 1986·Granted Jan 6, 1987·24 cites·14 claims
- 1163US5028309AElectrochemical device incorporating means for preventing reduction of solid electrolyte and insulating ceramics due to heater current leakageNGK INSULATORS LTD·Filed 1989·Granted Jul 2, 1991·22 cites·10 claims
- 1253US5302276AElectrochemical elementNGK INSULATORS LTD·Filed 1992·Granted Apr 12, 1994·16 cites·6 claims
- 1352US4814059AElectrochemical device having a heater and leak protection electrodeNGK INSULATORS LTD·Filed 1988·Granted Mar 21, 1989·14 cites·7 claims
- 1438US4795544AElectrochemical gas sensorNGK INSULATORS LTD·Filed 1987·Granted Jan 3, 1989·6 cites·10 claims
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