Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D709583 | Two piece rifle receiver and tail with connector | Takahiro Komatsu, Peter Sodoma | 2014-07-22 |
| 8728607 | Ceramic honeycomb structure and its production method | — | 2014-05-20 |
| 8691361 | Ceramic honeycomb structure and its production method | Toshitaka Ishizawa | 2014-04-08 |
| 8642137 | Ceramic honeycomb structure and its production method | — | 2014-02-04 |
| 8636821 | Ceramic honeycomb structure and its production method | — | 2014-01-28 |
| 8551579 | Method for producing ceramic honeycomb structure | — | 2013-10-08 |
| 8500840 | Cordierite-based ceramic honeycomb filter and its production method | Toshitaka Ishizawa | 2013-08-06 |
| 8449645 | Ceramic honeycomb structure and its production method | — | 2013-05-28 |
| 8398797 | Production method of cordierite-based ceramic honeycomb filter | — | 2013-03-19 |
| 7892309 | Production method of honeycomb filter and honeycomb filter | Yasuhiko Otsubo, Shinya Tokumaru, Hirohisa Suwabe, Toshitaka Ishizawa | 2011-02-22 |
| 7687008 | Method for producing ceramic honeycomb filter | Yasuhiko Ohtsubo | 2010-03-30 |
| 6890616 | Ceramic honeycomb filter and its structure | Hirohisa Suwabe, Osamu Tokudome, Yasuhiko Otsubo | 2005-05-10 |