Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5361615 | Apparatus for measuring blank holding force acting on pressure ring of a press | Kazunari Kirii, Tsutomu Ono, Masuo Watanabe, Hideo Koshida | 1994-11-08 |
| 5299444 | Hydraulic cushioning system for press, having hydraulic power supply including means for adjusting initial pressure to be applied to pressure-pin cylinders | Kazunari Kirii, Tsutomu Ono | 1994-04-05 |