Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6689437 | Oxygen-absorbing material | Hisashi Ubara, Tetsuo Kodama, Naoki Mizuno, Ken Takasugi, Syunji Kurahara +4 more | 2004-02-10 |
| 6673445 | Polybenzazole fibers and their utilization | Tooru Kitagawa, Hideki Sugihara, Atsushi Kaji, Yukihiro Nomura | 2004-01-06 |