Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6048636 | Electrode substrate for fuel cell | Frank Tietz, Detlev Stover | 2000-04-11 |
| 5470672 | Fuel cells and process for the production of the anode | — | 1995-11-28 |
| 4961529 | Method and components for bonding a silicon carbide molded part to another such part or to a metallic part | Bernd Gottselig, Erno Gyarmati | 1990-10-09 |
| 4928870 | Process for joining ceramic parts with a reactive conducting material | Martin Gat-Liquornik | 1990-05-29 |
| 4873121 | Cathode/membrane assembly and method of making same | Bernd D. Struck, Herbert Neumeister | 1989-10-10 |
| 4762269 | Method of joining molded silicon carbide parts | Erno Gyarmati | 1988-08-09 |
| 4722762 | Method of making shaped bodies of silicon carbide or of graphite or graphite-like material with a silicon carbide surface | Hartmut Luhleich, Francisco J. Dias, Ashok K. Gupta, Erno Gyarmati, Marian Kampel +1 more | 1988-02-02 |
| 4702784 | Process for production of a tungsten carbide-activated electrode | Herbert Neumeister, Arno Schirbach, Bernd D. Struck, Dieter Triefenbach | 1987-10-27 |
| 4564496 | Method of making porous silicon carbide bodies | Ashok K. Gupta, Erno Gyarmati, Hermann Kreutz, Rudolf Munzer, Hubertus Nickel | 1986-01-14 |
| 4526649 | Method of molding bonded parts with silicon carbide surfaces | Ashok K. Gupta, Erno Gyarmati, Rudolf Munzer | 1985-07-02 |
| 4487644 | Binderless weld-bonding of preshaped sic-base parts into solid bodies | Ashok K. Gupta, Ernoe Gyarmati, Hermann Kreutz, Rudolf Muenzer | 1984-12-11 |
| 4432957 | Method of producing silicon carbide bodies | Ashok K. Gupta, Erno Gyarmati, Hermann Kreutz, Rudolf Munzer, Hubertus Nickel | 1984-02-21 |