Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4819302 | Swingingly movable clearer mechanism suspended from a draft roller | Yoshio Kawasaki, Masao Wakai, Kenji Negishi, Isao Ono, Isao Arita | 1989-04-11 |
| 4813222 | System for transferring full and empty bobbins from and to a textile machine such as a ring spinning frame | Masayoshi Tsuboi, Meiji Anahara, Yoshiharu Yasui | 1989-03-21 |