Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4556629 | Developer composition for positive photoresists using solution with cyclic quaternary ammonium hydroxides | Susan B. Poulin | 1985-12-03 |
| 4555414 | Process for producing composite product having patterned metal layer | Merwin F. Hoover, Jan Vandebult | 1985-11-26 |
| 4401650 | Skin conditioning polymers containing alkoxylated nitrogen salts of sulfonic acid | — | 1983-08-30 |