MATSUNAGA; Yuichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for MATSUNAGA; Yuichi.The latest application filed is for "fabrication method for porous glass base material for optical fiber".
- MATSUNAGA; Yuichi - Ibaraki JP
- Matsunaga; Yuichi - Konan JP
- MATSUNAGA; Yuichi - Konan-shi JP
- Matsunaga; Yuichi - Kounan JP
- MATSUNAGA; Yuichi - Kounan-shi Aichi
- Matsunaga; Yuichi - Nagoya JP
- Matsunaga; Yuichi - Aichi-ken JP
- Matsunaga; Yuichi - Nagoya-shi JP
| Patent | Date |
|---|---|
| Fabrication Method For Porous Glass Base Material For Optical Fiber App 20200255320 - Kind Code | 2020-08-13 |
| Optical fiber base material manufacturing apparatus Grant 10,377,659 - Terashima , et al. A | 2019-08-13 |
| Optical Fiber Base Material Manufacturing Apparatus App 20170369358 - TERASHIMA; Masami ; et al. | 2017-12-28 |
| Spark plug Grant 9,837,798 - Yamada , et al. December 5, 2 | 2017-12-05 |
| Spark Plug App 20170331259 - YAMADA; Yuichi ; et al. | 2017-11-16 |
| Optical fiber base material manufacturing apparatus Grant 9,758,422 - Terashima , et al. September 12, 2 | 2017-09-12 |
| Method for producing porous glass base material Grant 9,731,993 - Yoshida , et al. August 15, 2 | 2017-08-15 |
| Spark plug Grant 9,525,270 - Matsunaga , et al. December 20, 2 | 2016-12-20 |
| Method For Producing Porous Glass Base Material App 20160289113 - YOSHIDA; Makoto ; et al. | 2016-10-06 |
| Optical Fiber Base Material Manufacturing Apparatus App 20160176749 - TERASHIMA; Masami ; et al. | 2016-06-23 |
| Spark Plug App 20160141840 - MATSUNAGA; Yuichi ; et al. | 2016-05-19 |
| Spark plug and method of manufacturing spark plug Grant 9,093,823 - Sakakura , et al. July 28, 2 | 2015-07-28 |
| Spark plug and production method therefor Grant 8,981,633 - Sakakura , et al. March 17, 2 | 2015-03-17 |
| Ignition plug Grant 8,878,426 - Sakakura , et al. November 4, 2 | 2014-11-04 |
| Ignition Plug App 20140239798 - Sakakura; Yasushi ; et al. | 2014-08-28 |
| Spark Plug And Production Method Therefor App 20140015398 - Sakakura; Yasushi ; et al. | 2014-01-16 |
| Spark Plug And Method Of Manufacturing Spark Plug App 20120299459 - Sakakura; Yasushi ; et al. | 2012-11-29 |
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