Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10947523 | Biotechnological production of L-tryptophan | An-Ping Zeng | 2021-03-16 |
| 10137968 | Stone dumping vessel having symmetrical stone compartments | — | 2018-11-27 |
| 9731794 | Stone dumping real time measuring system for stone dumping vessel | — | 2017-08-15 |
| D281677 | Computerized measuring machine for weight, height and temperature | — | 1985-12-10 |