Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5330830 | Heat-resisting porous membrane, hydrophilized heat-resisting porous membrane and production processes thereof | Takao Miyamori, Kazuaki Hayashida | 1994-07-19 |
| 5294338 | Porous polyethylene hollow fiber membrane of large pore diameter, production process thereof, and hydrophilized porous polyethylene hollow fiber membranes | Takayuki Hirai, Hiroshi Takahashi, Kenji Kondo | 1994-03-15 |