Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4181007 | Method and an apparatus for conducting measurements of physical properties of cigarette filters | Katsuharu Arisaka, Seiichi Kobayashi | 1980-01-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4181007 | Method and an apparatus for conducting measurements of physical properties of cigarette filters | Katsuharu Arisaka, Seiichi Kobayashi | 1980-01-01 |