Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10772374 | Lens unit attachment mechanism | — | 2020-09-15 |
| 10624405 | Aerodynamic control device and helmet including the same | Eiji Isobe | 2020-04-21 |
| D796117 | Helmet | Eiji Isobe | 2017-08-29 |
| D788995 | Helmet | Eiji Isobe | 2017-06-06 |
| D767214 | Air spoiler for a helmet | Eiji Isobe | 2016-09-20 |
| D751767 | Helmet | — | 2016-03-15 |
| D749793 | Lower part of a helmet | — | 2016-02-16 |
| D622005 | Helmet | — | 2010-08-17 |
| D621550 | Helmet | — | 2010-08-10 |
| 7604842 | Electrode manufacturing apparatus and method of manufacturing electrode | Sachio Akahira, Osamu Tahara, Takanobu Yoshino | 2009-10-20 |
| 7376981 | Helmet | — | 2008-05-27 |
| 7052551 | Method of manufacturing a battery | Sachio Akahira, Takanobu Yoshino, Kazuhiro Imaizumi, Tsuyoshi Sugiyama | 2006-05-30 |
| 6776807 | Method of manufacturing a battery | Sachio Akahira, Takanobu Yoshino, Kazuhiro Imaizumi, Tsuyoshi Sugiyama | 2004-08-17 |
| 6755873 | Gel electrolyte battery | Toru Mizutani, Takashi Ono | 2004-06-29 |
| 6632256 | Method for manufacturing a non-aqueous-gel-electrolyte battery | Haruo Ishizaki, Naoki Matsuo, Takeharu Kikuchi, Tuyoshi Sugiyama, Kazuhiro Imaizumi | 2003-10-14 |
| 6405382 | Helmet | — | 2002-06-18 |
| D446357 | Helmet | — | 2001-08-07 |
| 6256797 | Helmet and method of removing the same | Manabu Nemoto | 2001-07-10 |
| 6105172 | Helmet | — | 2000-08-22 |
| 5461731 | Shield plate mounting structure in helmet | — | 1995-10-31 |
| 4830633 | Depilation method | Yutaka Hori, Katsuo Matsumoto, Katsuhiro Yamamoto, Toshimitsu Sasaki | 1989-05-16 |