Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852673 | Weighing apparatus with radio interference protection | Yoshiharu Asai, Shinji Tsukamoto | 1989-08-01 |
| RE32987 | Combination weighing system and method | Kazufumi Naito, Setsuo Haze, Hideo Nobutugu, Yuko Nakagawa, Seiji Yamada | 1989-07-18 |