Yagihashi; Yoshitaka
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yagihashi; Yoshitaka.The latest application filed is for "gas-insulated switchgear tank".
- Yagihashi; Yoshitaka - Hitachi JP
- Yagihashi, Yoshitaka - Hitachi-shi JP
| Patent | Date |
|---|---|
| Gas-insulated switchgear tank Grant 7,193,172 - Rokunohe , et al. March 20, 2 | 2007-03-20 |
| Gas-insulated switchgear tank App 20060186091 - Rokunohe; Toshiaki ; et al. | 2006-08-24 |
| Gas-insulated switchgear tank App 20050056617 - Rokunohe, Toshiaki ; et al. | 2005-03-17 |
| Substation with surge arresters Grant 5,712,756 - Ozawa , et al. January 27, 1 | 1998-01-27 |
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