Keiichiro Doi

Follow

Person

Izumi-shi, Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic card control microwave oven
- Patent number 4,968,864
- Issue date Nov 6, 1990
- Keiichiro Doi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Exciting arrangement for induction heating process
- Patent number 4,467,162
- Issue date Aug 21, 1984
- Riccar Co., Ltd.
- Shigeki Kondo
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electromagnetic cooking apparatus
- Patent number 4,430,542
- Issue date Feb 7, 1984
- Riccar Co., Ltd.
- Shigeki Kondo
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Induction heating apparatus with thermistor and magnetic sensor
- Patent number 4,351,996
- Issue date Sep 28, 1982
- Riccar Co., Ltd.
- Shigeki Kondo
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cooking operation announcement means of microwave oven
- Patent number 4,339,646
- Issue date Jul 13, 1982
- Sharp Kabushiki Kaisha
- Keiichiro Doi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Error alarm system in a microwave oven
- Patent number 4,309,585
- Issue date Jan 5, 1982
- Sharp Kabushiki Kaisha
- Keiichiro Doi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR