Inventor · disambiguated record
Senji Atsumi
Also filed as: ATSUMI SENJI
7 granted patents·75 citations·filing 1975–1989
85Inventor score
Top patents by PatentIndex Score
7 records- 0181US4222783ABarium titanate series ceramics having a positive temperature coefficient of electric resistanceNGK INSULATORS LTD·Filed 1979·Granted Sep 16, 1980·23 cites·3 claims
- 0274US4687969ADischarge tube for a high pressure metal vapor discharge lamp and a method of manufacturing the sameNGK INSULATORS LTD·Filed 1985·Granted Aug 18, 1987·18 cites·7 claims
- 0361US4665344ACeramic envelope device for high-pressure discharge lampNGK INSULATORS LTD·Filed 1985·Granted May 12, 1987·12 cites·13 claims
- 0456US4731561ACeramic envelope device for high-pressure discharge lampNGK INSULATORS LTD·Filed 1985·Granted Mar 15, 1988·10 cites·12 claims
- 0546US4055438ABarium titanate ceramicNGK INSULATORS LTD·Filed 1975·Granted Oct 25, 1977·5 cites·12 claims
- 0645US4800320ADischarge tube for a high pressure metal vapor discharge lamp and a method of manufacturing the sameNGK INSULATORS LTD·Filed 1987·Granted Jan 24, 1989·5 cites·11 claims
- 0729US5024907ASolid electrolyte tube for sodium sulfur cells and surface finishing process thereofTOKYO ELECTRIC CO LTD·Filed 1989·Granted Jun 18, 1991·2 cites·7 claims
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