Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9997953 | Battery system | Yuko Sano, Kenji Takeda, Yuuji Nagashima | 2018-06-12 |
| 4256428 | Apparatus for automatically fitting runner bricks | Shoji Kitayama, Hiroaki Okamitsu, Motohiko Nakatani | 1981-03-17 |