Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10220431 | Offset fin manufacturing method and offset fin manufacturing apparatus | Kazuhiro Mitsukawa, Shinya Nii, Takao Ikeda, Kenta Nonoyama | 2019-03-05 |
| 10022765 | Corrugated plate manufacturing apparatus | Kazuhiro Mitsukawa, Takao Ikeda, Yoshinori Suzuki, Koichiro Sato, Hidemasa Otsubo | 2018-07-17 |
| 9662705 | Processing machine and bending method | Hidemasa Otsubo, Kazuhiro Mitsukawa, Masahito Sugiura, Takao Ikeda | 2017-05-30 |