Koki Isozaki

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Gunma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Three-phase hybrid type stepping motor
- Patent number 6,731,027
- Issue date May 4, 2004
- Japan Servo Co., Ltd.
- Kazuo Ohnishi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Two-phase hybrid type stepping motor
- Patent number 6,548,923
- Issue date Apr 15, 2003
- Japan Servo Co., Ltd.
- Kazuo Ohnishi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Three-phase hybrid type stepping motor
- Patent number 6,545,376
- Issue date Apr 8, 2003
- Japan Servo Co., Ltd.
- Kazuo Ohnishi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Permanent magnet type stepping motor
- Patent number 4,675,564
- Issue date Jun 23, 1987
- Japan Servo Co., Ltd.
- Koki Isozaki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Three-phase hybrid type stepping motor
- Publication number 20030062779
- Publication date Apr 3, 2003
- Japan Servo Co., Ltd.
- Kazuo Ohnishi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Three-phase hybrid type stepping motor
- Publication number 20020079749
- Publication date Jun 27, 2002
- Japan Servo Co. Ltd.
- Kazuo Ohnishi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Two-phase hybrid type stepping motor
- Publication number 20010038249
- Publication date Nov 8, 2001
- Japan Servo Co., Ltd.
- Kazuo Ohnishi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER