Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4685383 | Seal for rodless cylinder with shuttle piston | — | 1987-08-11 |
| 4565209 | Pressure regulating valve with feedback control | Helmut Ott | 1986-01-21 |
| 4353392 | Safety valve assembly | Helmut Ott | 1982-10-12 |
| 4345620 | Safety valve assembly | Helmut Ott, Günter Baldauf | 1982-08-24 |
| 4269225 | Safety valve assembly | Helmut Ott | 1981-05-26 |
| 4237930 | Safety valve | Erich Herion | 1980-12-09 |
| 4203571 | Multiway switching valve | — | 1980-05-20 |