Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4594763 | Method and apparatus for inserting a glass rod into a glass tube | Ralph E. Frazee, Jr., John R. Nis, Joseph Sanchez, Robert P. Stawicki | 1986-06-17 |
| 4477244 | Torch | John R. Nis | 1984-10-16 |
| 4433970 | Method of heating a lightguide preform | — | 1984-02-28 |
| 4401267 | Torch | — | 1983-08-30 |
| 4350513 | Method and apparatus for extruding glass tubes | Alexander Coucoulas | 1982-09-21 |
| 4317667 | Method and apparatus for fabricating lightguide preforms | — | 1982-03-02 |