Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4460892 | Method and apparatus for detecting changes in lighting intensity utilizing a microprocessor | — | 1984-07-17 |
| 4261955 | Vertical type porous membrane hydrogen generator | Walter G. Taschek | 1981-04-14 |