Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5032473 | Electrochemical cathode | — | 1991-07-16 |
| 4906535 | Electrochemical cathode and materials therefor | — | 1990-03-06 |
| 4885217 | Air cathodes and materials therefor | — | 1989-12-05 |
| 4350655 | Process for producing highly porous thermoplastic films | — | 1982-09-21 |
| 4321328 | Process for making ethanol and fuel product | — | 1982-03-23 |
| 4306578 | Tobacco sheet reinforced with hardwood pulp | Otto Schmidt | 1981-12-22 |