Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686377 | Catalyst for purifying exhaust gases | Kouji Banno, Yoko Kumai, Haruo Doi, Tetsuo Nagami, Norihiko Aono +2 more | 1997-11-11 |
| 5622778 | Synthetic resin composition and interior material coated with the same | Mitsumasa Horii, Seiji Onoda, Yoshio Yamada, Osamu Araki, Yoshiro Umemoto +6 more | 1997-04-22 |
| 5603927 | Material for removing offensive odor | Kazuhiro Fukumoto, Seiji Onoda, Mitsumasa Horii, Hiroaki Hayashi | 1997-02-18 |