Kozo Okada

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Nagoya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Piezoelectric rotary driver
- Patent number 4,634,916
- Issue date Jan 6, 1987
- NGK Spark Plug Co., Ltd
- Kozo Okada
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Piezoelectric ultrasonic transducer with porous plastic housing
- Patent number 4,556,814
- Issue date Dec 3, 1985
- NGK Spark Plug Co., Ltd
- Toshiharu Ito
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL