Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836417 | Apparatus for continuous supply of fine powder, viscous fluid or the like at a constant rate | Futoshi Uchiyama, Koichi Tsukamoto, Tomoyoshi Kurashige, Mitsumaro Koike | 1989-06-06 |