Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4917555 | Joining element for two machine parts of components, such as a fit-stretch fastener and fit-stretch bolt | — | 1990-04-17 |
| 4824418 | Articulated joint between two shafts | — | 1989-04-25 |
| 4820098 | Screw | Rudolf Webendorfer | 1989-04-11 |
| 4561277 | Method of making screws and dies therefor | Rudolf Webendoerfer | 1985-12-31 |