Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4294514 | Light-wave guides and method of producing same | — | 1981-10-13 |
| 4277272 | Method for the manufacture of a multi-channel fiber optical waveguide | — | 1981-07-07 |
| 4184860 | Process for the production of glass fiber light conductors | Egon Lebetzki | 1980-01-22 |