Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9469313 | Bogie frame for railway vehicles | Yoshinori Hagio, Masanori Sawada, Satoshi Tokunaga | 2016-10-18 |
| 5177638 | Zoom lens-barrel | Tetsuji Emura, Tohru Horikoshi | 1993-01-05 |