Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11781734 | Lens component and signal display lamp | Yusuke Tone | 2023-10-10 |
| D876267 | Signal warning and displaying lamp | Koichi Kuwano | 2020-02-25 |
| 10333324 | Charger and charging method | Yasuaki Kondo | 2019-06-25 |
| 10323820 | Lens component and light emitting device | — | 2019-06-18 |
| 10297243 | Buzzer unit and signal indicator light | — | 2019-05-21 |
| D839119 | Signal warning and displaying lamp | Koichi Kuwano | 2019-01-29 |
| 10187713 | Notification device and signal display light | Tetsuya Miyatake, Kazuya Nishimatsu, Yusuke Tone | 2019-01-22 |
| 9916740 | Signal display lamp | — | 2018-03-13 |
| 9902281 | Charger and charging method | Yasuaki Kondo | 2018-02-27 |
| 9557014 | Signal indicator lamp | — | 2017-01-31 |
| D749444 | Signal indicator lamp | — | 2016-02-16 |
| D749007 | Signal indicator lamp | Keiko Uemura | 2016-02-09 |
| D749008 | Signal indicator lamp | Takayuki Yoshikawa | 2016-02-09 |
| D598799 | Revolving warning light | — | 2009-08-25 |