Suefuji; Yoshihiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Suefuji; Yoshihiro.The latest application filed is for "mechanical seal device".
- Suefuji; Yoshihiro - Tokyo JP
| Patent | Date |
|---|---|
| Double mechanical seal device Grant 9,447,885 - Suefuji September 20, 2 | 2016-09-20 |
| Mechanical seal device Grant 9,400,054 - Suefuji July 26, 2 | 2016-07-26 |
| Mechanical Seal Device App 20160003362 - SUEFUJI; Yoshihiro | 2016-01-07 |
| Double Mechanical Seal Device App 20150159759 - Suefuji; Yoshihiro | 2015-06-11 |
| Mechanical seal device Grant 8,800,995 - Suefuji August 12, 2 | 2014-08-12 |
| Mechanical seal device Grant 8,783,691 - Suefuji July 22, 2 | 2014-07-22 |
| Mechanical seal device Grant 8,757,631 - Suefuji June 24, 2 | 2014-06-24 |
| Double mechanical seal device Grant 8,382,121 - Suefuji February 26, 2 | 2013-02-26 |
| Mechanical Seal Device App 20120248705 - Suefuji; Yoshihiro | 2012-10-04 |
| Mechanical Seal Device App 20120187636 - Suefuji; Yoshihiro | 2012-07-26 |
| Mechanical Seal Device App 20120139186 - Suefuji; Yoshihiro | 2012-06-07 |
| Mechanical Seal Device App 20120001394 - Suefuji; Yoshihiro | 2012-01-05 |
| Double Mechanical Seal Device App 20110101617 - Suefuji; Yoshihiro | 2011-05-05 |
| Mechanical Seal Device App 20110037232 - Suefuji; Yoshihiro | 2011-02-17 |
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