Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7867948 | Use of guanidine compounds as physiological strengthening agents in the form of nutritional supplements, animal feed additives, in cosmetic preparations and as plant stimulants | Thomas Gastner, Hans-Peter Krimmer, Thomas Güthner | 2011-01-11 |
| 5039507 | Method for the continuous reduction of sulphur dioxide-containing gases using coal or carbon | — | 1991-08-13 |
| 4851197 | Apparatus for the continuous reduction of sulphur-containing gases | — | 1989-07-25 |
| 4393571 | Apparatus for producing an arc welded sleeve | — | 1983-07-19 |
| 4375591 | Thermoplastic welding sleeve | — | 1983-03-01 |
| 4349219 | Welding muff of thermoplastic material | — | 1982-09-14 |
| 4349397 | Method and device for connecting pipe components made of weldable plastic | — | 1982-09-14 |
| 4334146 | Method and apparatus for joining thermoplastic line elements | — | 1982-06-08 |
| 4313053 | Welding sleeve of thermoplastic material | — | 1982-01-26 |
| 4224505 | Electrically welding plastic sleeve | — | 1980-09-23 |