Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10300423 | Sealed honeycomb structure | Akira Takahashi, Yuichi Hamazaki, Jung Min Seo, Won Soon Park | 2019-05-28 |
| 10065142 | Sealed honeycomb structure | Akira Takahashi, Yuichi Hamazaki, Jung Min Seo, Won Soon Park | 2018-09-04 |
| 9623359 | Sealed honeycomb structure | Akira Takahashi, Yuichi Hamazaki, Jung Min Seo, Won Soon Park | 2017-04-18 |
| 9616372 | Plugged honeycomb structure | Akira Takahashi, Yuichi Hamazaki | 2017-04-11 |
| 9358487 | Sealed honeycomb structure and device for cleaning exhaust | Akira Takahashi, Yuichi Hamazaki, Jung Min Seo, Won Soon Park | 2016-06-07 |
| 7556665 | Honeycomb structure | Reiji Matsubara | 2009-07-07 |