Mayumi Nagai

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Anjo-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Motor speed control systems
- Patent number 7,928,674
- Issue date Apr 19, 2011
- Makita Corporation
- Masahiko Sako
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Motor speed control systems
- Publication number 20070216326
- Publication date Sep 20, 2007
- MAKITA CORPORATION
- Masahiko Sako
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER