Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814227 | Adhesive sheet for preventing aquatic growths and method for preventing aquatic growths | Kunio Maeda, Hiroyasu Miyasaka, Yasuaki Kitazaki, Takafumi Yamada, Hiroo Sato | 1989-03-21 |