Inventor · disambiguated record
Kazumi Hirai
Also filed as: HIRAI KAZUMI
10 granted patents·280 citations·filing 1975–1996
92Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD10
Top patents by PatentIndex Score
10 records- 0187US6133558AMicrowave steam heater with microwave and steam generators controlled to equalize workpiece inner and surface temperaturesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Oct 17, 2000·78 cites·18 claims
- 0281US4673800ACooking apparatus with weighing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Jun 16, 1987·35 cites·6 claims
- 0376US4595827ACooking apparatus with weighing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Jun 17, 1986·33 cites·2 claims
- 0472US4675507AHeat cooking apparatus having a flat flexible heaterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Jun 23, 1987·28 cites·5 claims
- 0571US4880952AHeat cooking oven having flat heater units on the outside of the walls thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Nov 14, 1989·28 cites·2 claims
- 0668US3965325AMicrowave ovenMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1975·Granted Jun 22, 1976·21 cites·8 claims
- 0760US4745246AHigh frequency heating apparatus with electric heating deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted May 17, 1988·18 cites·9 claims
- 0860US3943319AMicrowave oven with hinged door and latch meansMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1975·Granted Mar 9, 1976·17 cites·8 claims
- 0951US3943318AMicrowave oven with triangular observation windowMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1975·Granted Mar 9, 1976·11 cites·5 claims
- 1050US4675510ACooking appliance with self-contained weighing systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1982·Granted Jun 23, 1987·11 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →