Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376455 | Heat-treatment convertible coated glass and method of converting same | Klaus W. Hartig | 1994-12-27 |
| 5344718 | High performance, durable, low-E glass | Klaus W. Hartig | 1994-09-06 |
| 5298048 | Heat treatable sputter-coated glass systems | Raymond Nalepka, Klaus W. Hartig | 1994-03-29 |