Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4373454 | Oil shale retorting and combustion system | Joseph S. Mei, Jerry Y. Shang | 1983-02-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4373454 | Oil shale retorting and combustion system | Joseph S. Mei, Jerry Y. Shang | 1983-02-15 |