Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672324 | Electrically heatable honeycomb body of a catalytic converter equipped in an exhaust system of an internal combustion engine | Atsuya Okamoto, Akikazu Kojima, Kiyohiko Watanabe | 1997-09-30 |
| 5617995 | Combustion heater | Masanori Yasuda, Sadahisa Onimaru, Takashi Inoue, Hiroshi Okada, Akikazu Kojima | 1997-04-08 |