Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7846238 | Method of manufacturing porous polytetrafluoroethylene membrane, filter medium, and filter unit | Masatoshi Suzuki | 2010-12-07 |
| 4399161 | Novel method of storing processed fish and roe | Hisao Nakamura | 1983-08-16 |