Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32329 | Method of adhering mineral deposit in wood fragment surfaces | — | 1987-01-13 |
| 4594130 | Pulping of lignocellulose with aqueous alcohol and alkaline earth metal salt catalyst | Pei-Ching Chang | 1986-06-10 |
| 4470851 | High efficiency organosolv saccharification process | Pei-Ching Chang | 1984-09-11 |
| 4409032 | Organosolv delignification and saccharification process for lignocellulosic plant materials | Pei-Ching Chang | 1983-10-11 |
| 4339405 | Method of adhering mineral deposit in wood fragment surfaces | — | 1982-07-13 |