Inventor · disambiguated record
Toshifumi Sekiya
Also filed as: SEKIYA TOSHIFUMI
5 granted patents·51 citations·filing 1982–1987
80Inventor score
Files withNGK SPARK PLUG CO5
Top patents by PatentIndex Score
5 records- 0158US4532179AMetal-ceramic bonded materialNGK SPARK PLUG CO·Filed 1983·Granted Jul 30, 1985·15 cites·14 claims
- 0247US4415877AGas sensing elementNGK SPARK PLUG CO·Filed 1982·Granted Nov 15, 1983·11 cites·7 claims
- 0345US4620437AGas sensorNGK SPARK PLUG CO·Filed 1985·Granted Nov 4, 1986·11 cites·2 claims
- 0440US4825683AApparatus for evaluating an oxygen sensorNGK SPARK PLUG CO·Filed 1987·Granted May 2, 1989·8 cites·8 claims
- 0537US4417228AGas component detectorNGK SPARK PLUG CO·Filed 1982·Granted Nov 22, 1983·6 cites·6 claims
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