Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6189560 | Connector assembly for medical gas service outlet | — | 2001-02-20 |
| 4820846 | Triarylmethane compounds, their preparation and use as photoconductive systems | D. E. Brown | 1989-04-11 |
| 4384034 | Thiopyrylium dye sensitized photoconductive materials | Alan N. Ferguson | 1983-05-17 |
| 4368329 | Process of preparing thiopyrylium sensitizing dyes | Alan R. Katritzky, Basil J. Graphakos, Girard A. F. Lhommet | 1983-01-11 |