Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4923912 | Epoxy resin composition | Yukio Sasaki, Takayuki Watanabe, Hiroshi Takamiya, Kazuo Watanabe | 1990-05-08 |
| 4920164 | Epoxy resin composition | Yukio Sasaki, Takayuki Watanabe, Hiroshi Takamiya, Kazuo Watanabe | 1990-04-24 |