Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D482102 | Faucet | Hannes Wettstein | 2003-11-11 |
| D481104 | Faucet | Hannes Wettstein | 2003-10-21 |
| D481105 | Faucet | Hannes Wettstein | 2003-10-21 |
| D473630 | Faucet | Hannes Wettstein | 2003-04-22 |
| 5551483 | Backflow-preventer | — | 1996-09-03 |
| 5454396 | Sanitary safety device for preventing the backflow of water | — | 1995-10-03 |
| 5279324 | Anti-siphoning valve assembly and plumbing fixture including same | Willi Schutz | 1994-01-18 |
| 5217040 | Safeguard for a sanitary fitting | — | 1993-06-08 |
| 5111846 | Electrically controlled fitting | Helmut Oesterle | 1992-05-12 |
| 5107894 | Electrically controlled shutoff valve and use of the latter | — | 1992-04-28 |
| 5095944 | Sanitary fittings | — | 1992-03-17 |
| 5090062 | Sanitary fitting | — | 1992-02-25 |
| 5069241 | Change-over valve with automatic resetting | — | 1991-12-03 |
| 5043592 | Water fitting for sanitary installations | — | 1991-08-27 |
| 4963780 | Water driven generator for sanitary domestic installation | — | 1990-10-16 |
| 4915352 | Sealing arrangement having an annular elastically deformable seal and employment of such sealing arrangement | — | 1990-04-10 |
| 4903943 | Leakproof ball-and-socket joint arrangement | — | 1990-02-27 |