Hisafumi Yasuda

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Patents Grantslast 30 patents

Information Patent Grant
Cylindrical coreless vibrating motor
- Patent number 5,952,745
- Issue date Sep 14, 1999
- Namiki Precision Jewel Co., Ltd.
- Hisafumi Yasuda
- G08 - SIGNALLING
Information Patent Grant
Cylindrical coreless vibrating motor
- Patent number 5,889,349
- Issue date Mar 30, 1999
- Namiki Precision Jewel Co., Ltd.
- Hisafumi Yasuda
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
Small-sized vibrating motor
- Publication number 20040091127
- Publication date May 13, 2004
- Hisafumi Yasuda
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Application
Fluid dynamic pressure bearing for small flat motor, small flat mot...
- Publication number 20030164653
- Publication date Sep 4, 2003
- Hisafumi Yasuda
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Actuator device for force-feeding air, and air force-feed type air...
- Publication number 20030162071
- Publication date Aug 28, 2003
- Hisafumi Yasuda
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...