HAMAMOTO; Kokichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for HAMAMOTO; Kokichi.The latest application filed is for "sealing device".
- HAMAMOTO; Kokichi - Fukushima-shi Fukushima
- Hamamoto; Kokichi - Fukushima JP
| Patent | Date |
|---|---|
| Sealing Device App 20220163117 - WATANABE; Toshiki ; et al. | 2022-05-26 |
| Sealing apparatus Grant 11,287,042 - Sakano , et al. March 29, 2 | 2022-03-29 |
| Sealing device for differential mechanism Grant 11,261,968 - Nagahamaya , et al. March 1, 2 | 2022-03-01 |
| Sealing Structure For Cover Made Of Resin App 20210215251 - SHONAI; Shiho ; et al. | 2021-07-15 |
| Sealing Device App 20210080007 - WATANABE; Toshiki ; et al. | 2021-03-18 |
| Sealing Apparatus App 20200124178 - SAKANO; Yuya ; et al. | 2020-04-23 |
| Sealing Apparatus App 20200011423 - ITO; Sosuke ; et al. | 2020-01-09 |
| Seal Grant D865,134 - Nagahamaya , et al. Oc | 2019-10-29 |
| Sealing Apparatus App 20190277403 - SAKANO; Yuya ; et al. | 2019-09-12 |
| Sealing device Grant 10,208,861 - Hamamoto , et al. Feb | 2019-02-19 |
| Sealing Device For Differential Mechanism App 20180209546 - NAGAHAMAYA; Hideaki ; et al. | 2018-07-26 |
| Seal Grant D802,104 - Nagahamaya , et al. November 7, 2 | 2017-11-07 |
| Sealing Device App 20170122438 - HAMAMOTO; Kokichi ; et al. | 2017-05-04 |
| Valve stem seal device Grant 9,303,768 - Hamaya , et al. April 5, 2 | 2016-04-05 |
| Sealing device Grant 9,133,938 - Hamamoto September 15, 2 | 2015-09-15 |
| Sealing Device App 20150097344 - HAMAMOTO; Kokichi | 2015-04-09 |
| Valve Stem Seal Device App 20140077459 - Hamaya; Yasunari ; et al. | 2014-03-20 |
| Oil seal Grant 8,622,397 - Hamamoto January 7, 2 | 2014-01-07 |
| High-pressure fuel pump and seal system for high-pressure fuel pump Grant 8,573,112 - Nakayama , et al. November 5, 2 | 2013-11-05 |
| Oil Seal App 20130175764 - Hamamoto; Kokichi | 2013-07-11 |
| Lip type seal Grant 7,942,423 - Kondo , et al. May 17, 2 | 2011-05-17 |
| Lip Type Seal App 20090302549 - Kondo; Yosuke ; et al. | 2009-12-10 |
| Sealing Device App 20090256315 - HAMAMOTO; Kokichi | 2009-10-15 |
| High-Pressure Fuel Pump and Seal System For High-Pressure Fuel Pump App 20090008883 - Nakayama; Junichi ; et al. | 2009-01-08 |
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