Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308511 | Solvent-based water- and oil-repellent treating agent | Dirk M. Coppens, Makoto Nagase | 1994-05-03 |
MA
Masahiro Ashizawa
Overall (1994): #98,585 of 165,921Top 60%
1
Patents 1994