Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5516492 | Apparatus and method for the photopromoted catalyzed degradation of compounds in a fluid stream | Elliot Berman | 1996-05-14 |
| 5189917 | Electrical mercury manometer | Kallambella M. Vijayakumar | 1993-03-02 |
| 5137703 | Thermal catalytic methods for converting oxides of nitrogen into environmentally compatible products | Norman N. Lichtin, Kallambella M. Vijayakumar | 1992-08-11 |
| 4980040 | Photopromoted method for decomposing oxides of nitrogen into environmentally compatible products | Norman N. Lichtin, Kallambella M. Vijayakumar | 1990-12-25 |
| 4938855 | Photopromoted catalytic method for making ammonia from molecular nitrogen using molecular hydrogen as a reducing agent | Norman N. Lichtin | 1990-07-03 |