Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5589290 | Battery box with fluid flow channels to maintain proper temperature | Johann German, Wolfgang Warthmann | 1996-12-31 |
| 5543244 | Electrochemical storage device | Johann German | 1996-08-06 |
| 5286339 | Process and apparatus for the hermetic adhesive bonding of plastic casing parts of a battery or of a galvanic cell | — | 1994-02-15 |
| 5212024 | Battery box with a circulating flow channel | Johann German | 1993-05-18 |
| 4909807 | Welding and backing ring arrangement for an electric cell | Wolfgang Grothe | 1990-03-20 |
| 4892793 | Nickel-cadmium cell apparatus | Klaus von Benda, Gabor Benczur-Urmossy, Gerhard Berger, Uwe Gierz | 1990-01-09 |
| 4857640 | Process and reagent for the determination of .alpha.-amylase | Eberhard Henkel, Barkew Dolabdjian, Roland Helger, Uwe Wurzburg | 1989-08-15 |
| 4698300 | Process and reagent for the determination of .alpha.-amylase | Eberhard Henkel, Barkew Dolabdjian, Roland Helger, Uwe Wurzburg | 1987-10-06 |
| 4671447 | Welding ring arrangement | — | 1987-06-09 |
| 4614260 | Centrifugal clutch | Johann German | 1986-09-30 |
| 4522290 | Frictional lining for a wet clutch or brake | — | 1985-06-11 |
| 4258816 | Installation for the accommodation of an interchangeable energy-storage device in a motor vehicle | — | 1981-03-31 |
| 4241152 | Disconnectable gas-tight and pressure-resistant electrical lead-out | — | 1980-12-23 |
| 4206824 | Centrifugal clutch | — | 1980-06-10 |