Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700743 | Carbon fiber-reinforced composite material with a layer which provides protection against erosion | Axel Rossman, Siegfried Sikorski, Gerhard Wydra | 1997-12-23 |
| 5102697 | Structural component made of a titanium alloy and covered by a protective coating and method for producing the coating | Richard Grunke, Lothar Peichl, Gerhard Wydra | 1992-04-07 |
| 5006419 | Structural component made of a titanium alloy and covered by a protective coating and method for producing the coating | Richard Grunke, Lothar Peichl, Gerhard Wydra | 1991-04-09 |
| 4859506 | Dispersion for protective coatings and method for applying such coatings | Gerhard Wydra | 1989-08-22 |