Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6260573 | Pipe-drilling fitting | Reinhard Muller, Bernd Schwarz | 2001-07-17 |
| 4869533 | Fitting of weldable thermoplastic material | Alred Thalmann | 1989-09-26 |
| 4670078 | Process for heat-sealing thermoplastic conduits | Alfred Thalmann | 1987-06-02 |
| 4642154 | Method and apparatus for welding conduits | Alfred Thalmann, Emil Roth, Walter Gerber | 1987-02-10 |
| 4618168 | Apparatus for the heat-sealing thermoplastic conduits with a bridging conductor | Alfred Thalmann | 1986-10-21 |
| 4326737 | Tube coupling assembly | — | 1982-04-27 |