Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7156165 | Tank for heat exchanger | Muneo Sakurada, Yoshihisa Eto, Naoto Takayanagi | 2007-01-02 |
| 7117936 | Tube for heat exchanger | Jun Akaike, Naoto Takayanagi, Shoji Akiyama, Yoshihisa Eto | 2006-10-10 |
| 5177794 | Moving object detection apparatus and method | Shozo Abe, Yuichi Togashi | 1993-01-05 |
| 4958339 | Optical card with increased data storage capacity and recording/reproducing apparatus therefor | Ikuo KOYAMA | 1990-09-18 |