Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5367834 | Edge grinding apparatus | — | 1994-11-29 |
| 5173029 | Glass sheet positioning device | James M. Klempner | 1992-12-22 |
| 5028176 | Glass drilling machine with cooling fluid back pressure control system | Kenith E. Grosjean | 1991-07-02 |
| 4955763 | Glass drilling machine | Kenith E. Grosjean | 1990-09-11 |