Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4566911 | Method for cleaning article by scrubbing with cleaning roll | Hisashi Yamamoto, Susumu Kitagawa | 1986-01-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4566911 | Method for cleaning article by scrubbing with cleaning roll | Hisashi Yamamoto, Susumu Kitagawa | 1986-01-28 |