Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681656 | Polyamide-imide fibers for a bag filter | Chuji Inukai, Tomoharu Kurita | 1997-10-28 |
| 5618911 | Polymer containing lactic acid as its constituting unit and method for producing the same | Kunio Kimura, Takeshi Ito, Tomohiro Aoyama, Kiyoshi Hotta, Minako Arichi | 1997-04-08 |