Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077547 | Method and apparatus for seismic exploration | James C. Manatt | 2011-12-13 |
| 4756899 | Manufacture of high purity low arsenic anhydrous hydrogen fluoride | Theodore J. Jenczewski, Robert L. Sturtevant, Barry J. Boghean, Donald C. Butt | 1988-07-12 |
| 4680169 | Removal of ammonium ion from acidic liquors | — | 1987-07-14 |
| 4342035 | Frequency compensating reflector antenna | Iain Alexander Anderson, Ralph Benjamin | 1982-07-27 |
| 4244925 | Method for production of alkali metal chromates from chrome ores | Somanahalli N. Subbanna, Douglas G. Frick | 1981-01-13 |