Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492298 | Ordinary-temperature purifying catalyst | Hideo Sobukawa, Toshitaka Tanabe, Kenichirou Suzuki, Megumi Sasaki, Hiroaki Hayashi +1 more | 2002-12-10 |
| 6350530 | Biodegradable card base | Mamoru Oishi, Yoshikiyo Saito | 2002-02-26 |
| 6335305 | Catalyst for purifying exhaust gas | Tadashi Suzuki, Hideo Sobukawa | 2002-01-01 |