Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310548 | Deodorants, deodorant sheets, filter sheets and functional papers as well as filtering mediums for exhaust gas | Sumiaki Tsuru, Akihiko Yokoo, Takeshi Sakurai | 1994-05-10 |