Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421077 | Wireless power supply system for elevators and elevator system | Mariko Nakagawa, Tomokazu SAKASHITA, Miyuki Takeshita, Hidehito YOSHIDA, Takuya MIURA | 2025-09-23 |
| 11337280 | Wireless power transfer system | Jun Bunya, Ikuro Suga, Miyuki Takeshita, Ryota ASAKURA, Kazuhiro Kameoka | 2022-05-17 |
| 9516714 | LED lighting device | Takayoshi Nagai, Tomokazu SAKASHITA | 2016-12-06 |
| 7730880 | Ignition apparatus for internal combustion engine | Takayoshi Nagai, Ikuro Suga, Yusuke Naruse | 2010-06-08 |