Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9815024 | Electrically heated catalyst device and its manufacturing method | Koji Kasahara, Natsuki Sugiyama, Masao Nakayama, Yuki Tomitaka | 2017-11-14 |
| 9732651 | Electrically heated catalyst device | Natsuki Sugiyama | 2017-08-15 |