Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346876 | Air purifying agent and a process for producing same | Seikichi Tabei, Michinori Hashimoto | 1994-09-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346876 | Air purifying agent and a process for producing same | Seikichi Tabei, Michinori Hashimoto | 1994-09-13 |