Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12342893 | Screen device and helmet | — | 2025-07-01 |
| 12029271 | Shield lock mechanism and helmet | — | 2024-07-09 |
| D963252 | Helmet shield | — | 2022-09-06 |
| D962552 | Helmet shield | — | 2022-08-30 |
| D948800 | Helmet shield | — | 2022-04-12 |
| 11154107 | Visor locking mechanism and helmet | — | 2021-10-26 |
| 10624405 | Aerodynamic control device and helmet including the same | Masayuki Shida | 2020-04-21 |
| 9949521 | Shield | — | 2018-04-24 |
| D796117 | Helmet | Masayuki Shida | 2017-08-29 |
| D788995 | Helmet | Masayuki Shida | 2017-06-06 |
| 9453438 | Valve timing adjusting device | Tomonobu Ikuma, Kinya Takahashi | 2016-09-27 |
| D767214 | Air spoiler for a helmet | Masayuki Shida | 2016-09-20 |
| 9402434 | Helmet shield attaching mechanism | — | 2016-08-02 |
| 9032548 | Visor attachment mechanism in helmet | — | 2015-05-19 |
| D692187 | Helmet shield | — | 2013-10-22 |
| D692189 | Helmet shield | — | 2013-10-22 |
| D687190 | Lower part of a helmet shield | — | 2013-07-30 |
| D686778 | Helmet shield | — | 2013-07-23 |
| D686373 | Tab for helmet shield | — | 2013-07-16 |
| 8069499 | Helmet shield attaching mechanism, and helmet attached with the same | — | 2011-12-06 |
| 8035934 | Shift switching device and shift switching method | Yuji Inoue, Shigeru Kamio | 2011-10-11 |
| 7990088 | Motor control apparatus | Shigeru Yoshiyama | 2011-08-02 |
| 7960933 | Motor control apparatus | Shigeru Kamio | 2011-06-14 |
| D621551 | Helmet | — | 2010-08-10 |
| D617957 | Helmet | — | 2010-06-15 |