Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11980861 | Method of mixing aqueous solutions | — | 2024-05-14 |
| 4926821 | Electronic controller for internal combustion engines | Wolfgang Porth, Eckhart Kern, Thomas Hannewald, Reiner Weingartner | 1990-05-22 |
| 4915778 | Method of fabricating an apparatus for measuring velocity of flow | Wolfgang Porth | 1990-04-10 |
| 4841938 | Device for determining the direction of flow | Wolfgang Porth | 1989-06-27 |
| 4841769 | Apparatus for measuring velocity of flow | Wolfgang Porth | 1989-06-27 |
| 4831876 | Measurement probe | Wolfgang Porth | 1989-05-23 |
| 4825694 | Apparatus for measuring velocity of flow | — | 1989-05-02 |
| 4821700 | Device for determining mass flow and direction of flow | Wolfgang Porth | 1989-04-18 |
| 4774833 | Device for determining mass flow and direction of flow | Wolfgang Porth | 1988-10-04 |
| 4770036 | Apparatus for measuring velocity of flow | Wolfgang Porth | 1988-09-13 |
| 4759213 | Arrangement having an air-mass meter for an internal combustion engine | Wolfgang Porth, Eckhardt Kern, Thomas Hannewald, Reiner Weingartner | 1988-07-26 |
| 4742711 | Arrangement having an air-mass meter for an internal combustion engine | Wolfgang Porth, Eckhardt Kern, Thomas Hannewald, Reiner Weingartner | 1988-05-10 |
| 4742710 | Arrangement having an air-mass meter for an internal combustion engine | Wolfgang Porth, Eckhardt Kern, Thomas Hannewald, Reiner Weingartner | 1988-05-10 |
| 4719891 | Electronic controller for internal combustion engines | Wolfgang Porth, Eckhart Kern, Thomas Hannewald, Reiner Weingartner | 1988-01-19 |