Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348723 | Synthesis of semiconductor grade tungsten hexafluoride | Robert E. Doane | 1994-09-20 |
| 5328668 | Synthesis of semiconductor grade tungsten hexafluoride | Robert E. Doane | 1994-07-12 |