Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648945 | Hollow yarn membrane module, potting agent therefor and method for deaeration of liquid chemicals | Satoshi Takeda, Osami Kato, Kenji Watari, Masamoto Uenishi, Hiroshi Tasaka | 2003-11-18 |
| 5677360 | Hydrophilic polymer alloy, fiber and porous membrane comprising this polymer alloy, and methods for preparing them | Hisayoshi Yamamori, Makoto Uchida, Toshinobu Koshoji | 1997-10-14 |
| 5066768 | Preparation method of spherical melamine resin particulates having crosslinked structure | Saburo Hiraoka | 1991-11-19 |