Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4689132 | Etching charge measurement system | — | 1987-08-25 |
| D273280 | Electronic balance | Philip Parker | 1984-04-03 |
| 4404461 | Method and apparatus for controlling an analytical furnace | George J. Sitek | 1983-09-13 |