Umezawa; Yoshiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Umezawa; Yoshiro.The latest application filed is for "hydraulic control apparatus and hydraulic control method".
- Umezawa; Yoshiro - Kiryu JP
- UMEZAWA; Yoshiro - Kiryu-shi JP
- Umezawa; Yoshiro - Gunma N/A JP
- Umezawa; Yoshiro - Gunma-ken JP
| Patent | Date |
|---|---|
| Hydraulic control apparatus and hydraulic control method Grant 10,247,204 - Kawaura , et al. | 2019-04-02 |
| Hydraulic Control Apparatus And Hydraulic Control Method App 20170284424 - KAWAURA; Yoshiaki ; et al. | 2017-10-05 |
| Relief device for oil pump Grant 8,763,634 - Akaishi , et al. July 1, 2 | 2014-07-01 |
| Relief Device For Oil Pump App 20130014838 - AKAISHI; Nobuyuki ; et al. | 2013-01-17 |
| Relief valve structure Grant 8,297,307 - Kurokawa , et al. October 30, 2 | 2012-10-30 |
| Relief valve structure App 20100078085 - Kurokawa; Yoshitaka ; et al. | 2010-04-01 |
| Relief valve App 20070246103 - Enzaka; Kazuo ; et al. | 2007-10-25 |
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