Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5287725 | Surface volatile material detector | Jun Zhao, Boris Fishkin, Terry Francis | 1994-02-22 |
| 5275303 | Valve closure mechanism for semiconductor deposition apparatus | — | 1994-01-04 |