Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876392 | Process for preparation of keystones by oxidation of secondary alcohols using a trimetallic catalyst comprising molybdenum, rhenium and a group VIII noble metal | Chuen Y. Yeh | 1989-10-24 |
| 4737482 | Catalysts for oxidation of olefins to ketones | Chuen Y. Yeh | 1988-04-12 |
| 4649223 | Catalysts and process for the conversion of olefins to ketones | Chuen Y. Yeh | 1987-03-10 |
| 4560803 | Catalysts and process for oxidation of olefins to ketones | Chuen Y. Yeh | 1985-12-24 |
| 4560804 | Catalytic process for the manufacture of ketones | Chuen Y. Yeh | 1985-12-24 |
| 4560805 | Catalysts and process for the conversion of olefins to ketones | Chuen Y. Yeh | 1985-12-24 |
| 4528401 | Catalytic process for the manufacture of ketones | Chuen Y. Yeh | 1985-07-09 |
| 4406760 | Electrolytic process for treating sulfuric acid streams | George A. Knudsen | 1983-09-27 |
| 4219685 | Improving odor of isopropanol | — | 1980-08-26 |