Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11226355 | Shunt-resistance type current detector | Shigeki Totsuka, Yoshiaki Makino | 2022-01-18 |
| 10829057 | Vehicular display system | Tomohiro Sugiyama | 2020-11-10 |
| 10464477 | Vehicle display device | Tomohiro Maeda, Tomohiro Sugiyama, Daisuke Nagashima | 2019-11-05 |
| 10031001 | Needle attaching structure of rotating shaft and meter device | Shigeki Totsuka | 2018-07-24 |
| 8826507 | Needle attaching structure of rotating shaft and meter device | Shigeki Totsuka | 2014-09-09 |
| 8353254 | Mounting structure of an indicating needle for an instrument system | Shigeki Totsuka | 2013-01-15 |