Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883747 | Color photothermographic elements | Duncan M. A. Grieve, Tran V. Thien, Kumars Sakizadeh, David C. Weigel | 1989-11-28 |
| 4829024 | Method of forming layered polysilicon filled contact by doping sensitive endpoint etching | Jeffrey L. Klein, Mark S. Swenson, Sudhir K. Madan | 1989-05-09 |