Tokiwa; Masayoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tokiwa; Masayoshi.The latest application filed is for "power source switching unit and power source management system comprising it".
- Tokiwa; Masayoshi - Osaka-shi JP
- Tokiwa; Masayoshi - Osaka JP
| Patent | Date |
|---|---|
| Power system having generator driven by engine Grant 7,235,891 - Tokiwa , et al. June 26, 2 | 2007-06-26 |
| Power source switching unit and power source management system comprising it Grant 7,146,256 - Hibi , et al. December 5, 2 | 2006-12-05 |
| Power generator and system comprising it Grant 6,927,499 - Hibi , et al. August 9, 2 | 2005-08-09 |
| Power source switching unit and power source management system comprising it App 20050128659 - Hibi, Shinji ; et al. | 2005-06-16 |
| Power Generator And System Comprising It App 20050116475 - Hibi, Shinji ; et al. | 2005-06-02 |
| Power system having generator driven by engine App 20040032127 - Tokiwa, Masayoshi ; et al. | 2004-02-19 |
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