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Patent applications and USPTO patent grants for Hirano; Yoshihiko.The latest application filed is for "gas insulation apparatus".
Patent | Date |
---|---|
Gas insulation apparatus Grant 8,674,253 - Uchii , et al. March 18, 2 | 2014-03-18 |
Gas insulated switchgear Grant 8,304,676 - Uchii , et al. November 6, 2 | 2012-11-06 |
Gas Insulation Apparatus App 20120085735 - UCHII; Toshiyuki ;   et al. | 2012-04-12 |
Gas Insulated Switchgear App 20110127237 - UCHII; Toshiyuki ;   et al. | 2011-06-02 |
Insulator Having Excellent Arc Resistance App 20110098393 - Hirano; Yoshihiko ;   et al. | 2011-04-28 |
Insulator having excellent arc resistance Grant 7,867,935 - Hirano , et al. January 11, 2 | 2011-01-11 |
Insulator Having Excellent Arc Resistance App 20090261308 - Hirano; Yoshihiko ;   et al. | 2009-10-22 |
Measuring Apparatus and Measuring System App 20090082638 - Hirao; Yoshihiko | 2009-03-26 |
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