Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5491112 | Method and arrangement for treating silicon plates | Rudolf Buchta | 1996-02-13 |
| 4838915 | Method for heating thick-walled glass tubes and apparatus therefore | — | 1989-06-13 |
| 4760230 | Method and an apparatus for heating glass tubes | — | 1988-07-26 |
| 4476363 | Method and device for heating by microwave energy | Benny Berggren | 1984-10-09 |