Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5049159 | Deodorizing material and process for producing the same: cellulose fibers treated with copper hydroxide or zinc hydroxide colloid solution | Keizou Yamaji, Natumi Satou | 1991-09-17 |