Issued Patents All Time
Showing 76–79 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4565429 | Non-metallic eyeglass frame with adjustable nose pad arms | — | 1986-01-21 |
| 4556300 | Pad assembly for eyeglass frames | — | 1985-12-03 |
| 4548691 | Thermally insulating glazing | Klaus Hartig, Werner Lenz, Michael Scherer | 1985-10-22 |
| 4534841 | Solar controlled glazing and method of producing glazing | Klaus Hartig, Michael Scherer | 1985-08-13 |