Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889626 | Filter cartridge having a tunable asymmetric fluoropolymer alloy filter membrane | — | 1989-12-26 |
| 4854266 | Cross-flow diffusion furnace | Morris Simson, John H. Fabricius, Arthur Waugh, Robert F. Sarkozy, Chiu K. S. Lai | 1989-08-08 |