Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4656217 | Reactive polymer, method for manufacturing thereof and use thereof | Shiro Sugiura, Yoshikuni Mori, Masatoshi Yoshida | 1987-04-07 |
| 4337154 | Crosslinked composite semipermeable membrane | Shuzo Fukuchi, Tetsuzo Hayashi, Hiroya Kobayashi | 1982-06-29 |