Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4502975 | Compositions for recovering an organic material from an oily layer on a body of water | Toshiaki Kobayashi, Yuji Kawashima, Masafumi Yoshimura, Masaru Sugiura, Tomio Nobe | 1985-03-05 |