Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4313832 | Method for treatment of aqueous solutions with ion exchange fibers | Hiroshi Shimizu, Toshiyuki Daigo | 1982-02-02 |
HA
Hideo Azuma
Overall (1982): #59,098 of 81,411Top 75%
1
Patents 1982