Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876169 | Toner compositions with release additives therein | Robert J. Gruber, Raymond A. Yourd, III, Shadi L. Malhotra, Carol A. Fox, Thomas R. Hoffend | 1989-10-24 |
| 4826488 | Hypodermic syringe needle guard | Robert C. Flome | 1989-05-02 |
| 4796792 | Apparatus for cutting wrapping paper | Carroll C. Altman | 1989-01-10 |