Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415326 | Puncture repair liquid unit and puncture repair kit | — | 2025-09-16 |
| 10442145 | Bottle unit for puncture repair | Tsutomu Kono | 2019-10-15 |
| 10307978 | Tire puncture repair kit | Tsutomu Kono, Vincent Chou | 2019-06-04 |
| 9465315 | Semiconductive roller | Yoshihisa Mizumoto, Takashi Marui, Kenichi Kuroda | 2016-10-11 |
| 9075341 | Developing roller | Kenichi Kuroda | 2015-07-07 |
| 9075340 | Developing roller | Kenichi Kuroda, Yoshihisa Mizumoto | 2015-07-07 |
| 8983347 | Developing roller | Kenichi Kuroda, Takashi Marui | 2015-03-17 |
| 8744324 | Semiconductive roller, toner transport roller and electrophotographic apparatus | Yoshihisa Mizumoto, Takashi Marui, Kenichi Kuroda | 2014-06-03 |
| 8670700 | Developing roller for electrophotographic image forming | Kenichi Kuroda, Masakazu Tanaka, Yoshihisa Mizumoto | 2014-03-11 |