Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5147553 | Selectively permeable barriers | — | 1992-09-15 |
| 5102547 | Anti-fouling semi-permeable membrane system | Hans I. Viklund | 1992-04-07 |
| 5075011 | Composite semipermeable membrane created by precipitation of emulsion polymers onto base film microporous surfaces | — | 1991-12-24 |
| 4913816 | Chlorine tolerant composite semipermeable membrane | — | 1990-04-03 |
| 4802984 | Composite semipermeable membrane | — | 1989-02-07 |
| 4505797 | Ion-exchange membranes reinforced with non-woven carbon fibers | Russell B. Hodgdon | 1985-03-19 |
| 4373031 | Synthesis of anion exchange polymers employing ditertiary amines | — | 1983-02-08 |