Kajiyama; Yuko
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kajiyama; Yuko.The latest application filed is for "vacuum insulated switch-gear and its height adjusting method".
- Kajiyama; Yuko - Hitachiota JP
| Patent | Date |
|---|---|
| Vacuum insulated switch-gear and its height adjusting method Grant 8,304,678 - Kikukawa , et al. November 6, 2 | 2012-11-06 |
| Vacuum insulated switchgear Grant 7,897,890 - Kikukawa , et al. March 1, 2 | 2011-03-01 |
| Switchgear Grant 7,813,109 - Kikukawa , et al. October 12, 2 | 2010-10-12 |
| Vacuum Insulated Switch-gear And Its Height Adjusting Method App 20100025376 - KIKUKAWA; Shuichi ; et al. | 2010-02-04 |
| Switchgear App 20090237869 - KIKUKAWA; Shuichi ; et al. | 2009-09-24 |
| Distribution switchgear Grant 7,518,851 - Tsuchiya , et al. April 14, 2 | 2009-04-14 |
| Vacuum Insulated Switchgear App 20080067152 - Kikukawa; Shuichi ; et al. | 2008-03-20 |
| Distribution Switchgear App 20080007896 - Tsuchiya; Kenji ; et al. | 2008-01-10 |
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