Inventor · disambiguated record
Shuichi Obata
Also filed as: OBATA SHUICHI
11 granted patents·320 citations·filing 1973–1989
91Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD11
Top patents by PatentIndex Score
11 records- 0191US5025474ASpeaker system with image projection screenMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Jun 18, 1991·146 cites·18 claims
- 0277US4924962ASound reproducing apparatus for use in vehicleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted May 15, 1990·64 cites·23 claims
- 0372US4899390AThin speaker having an enclosure within an open portion and a closed portionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Feb 6, 1990·44 cites·18 claims
- 0459US4302692ARotational speed signal sensorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1979·Granted Nov 24, 1981·18 cites·13 claims
- 0549US5073946AThin speaker having an enclosure with an open portion and a closed portionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Dec 17, 1991·19 cites·10 claims
- 0646USD261882SRecord playerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Nov 17, 1981·4 cites·1 claims
- 0745US4276635APickup cartridge and mounting device thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Jun 30, 1981·5 cites·8 claims
- 0844US4203606APickup arm deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1978·Granted May 20, 1980·6 cites·3 claims
- 0939US4263483AMoving coil pick-up assembly for use in a record playerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1978·Granted Apr 21, 1981·8 cites·10 claims
- 1037US3975025APickup cartridgeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1973·Granted Aug 17, 1976·5 cites·29 claims
- 1130US4330884APickup arm deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted May 18, 1982·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →