Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5288452 | Steam heat-treatment method for polybenzazole fiber | — | 1994-02-22 |
KY
Kazuyuki Yabuki
Overall (1994): #107,255 of 165,921Top 65%
1
Patents 1994