Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644129 | Direct analysis of paraffin and naphthene types in hydrocarbon | Chang S. Hsu, Zhenmin Liang, Peter Grosshans, Winston K. Robbins | 1997-07-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644129 | Direct analysis of paraffin and naphthene types in hydrocarbon | Chang S. Hsu, Zhenmin Liang, Peter Grosshans, Winston K. Robbins | 1997-07-01 |