Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4996351 | Process for reducing the quantity of hydrolyzable chlorides in isocyanates | John L. Nafziger | 1991-02-26 |
| 4497112 | Method for making double L-shaped electrode | Hiep D. Dang, Richard N. Beaver, Frank W. Spillers | 1985-02-05 |
| 4448663 | Double L-shaped electrode for brine electrolysis cell | Hiep D. Dang, Richard N. Beaver, Frank W. Spillers | 1984-05-15 |
| 4428805 | Electrodes for oxygen manufacture | Donald L. Caldwell | 1984-01-31 |
| 4369105 | Substituted cobalt oxide spinels | Donald L. Caldwell | 1983-01-18 |
| 4368110 | Substituted cobalt oxide spinels | Donald L. Caldwell | 1983-01-11 |
| 4366042 | Substituted cobalt oxide spinels | Donald L. Caldwell | 1982-12-28 |
| 4363907 | Cohalogenation process for polyesters | Robert E. Hefner, Jr., Hans R. Friedli | 1982-12-14 |