Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180217 | Multiple bicycle sprocket assembly | Koji Tokuyama, Toshinari Oishi, Kenji Kamada, Sota Yamaguchi | 2021-11-23 |
| 10605299 | Bicycle control cable | Atsuhiro Nishimura, Takamoto ASAKAWA | 2020-03-31 |
| 10059400 | Multiple bicycle sprocket assembly | Koji Tokuyama, Toshinari Oishi, Kenji Kamada, Sota Yamaguchi | 2018-08-28 |
| 9829035 | Bicycle control cable | Atsuhiro Nishimura, Takamoto ASAKAWA, Osamu Kariyama, Yoshimitsu Miki, Tooru Iwai | 2017-11-28 |
| 9623932 | Bicycle derailleur | Etsuyoshi Watarai, Naohiko Yamada, Souta Yamaguchi, Satoshi Shahana | 2017-04-18 |
| 8904903 | Sliding cable and control cable | Atsuhiro Nishimura, Takamoto ASAKAWA, Shoichi Tsukada, Yoshiyuki Nagai, Koji Nishiya | 2014-12-09 |
| 8720300 | Gear shift operating device | Etsuyoshi Watarai, Kanji Kirimoto, Kazutaka Fukao, Yoshimitsu Miki | 2014-05-13 |
| 8549955 | Bicycle control device | Hisayuki Sato | 2013-10-08 |
| 7437969 | Bicycle shift operating device | — | 2008-10-21 |
| 7152497 | Method and apparatus for shifting a bicycle transmission by multiple steps | Hisayuki Sato, Satoshi Shahana, Toshio Tetsuka, Tetsuya Hino | 2006-12-26 |
| RE38975 | Bicycle disc brake | Kanji Kirimoto, Yoshiaki Ando, Tadashi Ichida, Toshio Tetsuka, Tatsuya Matsushita | 2006-02-14 |
| 6763740 | Bicycle device with a break-away attachment for a connecting cable | — | 2004-07-20 |
| 6675672 | Shift operating device | — | 2004-01-13 |
| 6564671 | Switch style bicycle shift control device | — | 2003-05-20 |
| 6557435 | Shift operating device | — | 2003-05-06 |
| 6553861 | Switch style bicycle shift control device | — | 2003-04-29 |
| 6487928 | Shift operating device | — | 2002-12-03 |
| 6453766 | Force transfer mechanism for a bicycle transmission control cable | — | 2002-09-24 |
| 6453764 | Switch style bicycle shift control device | — | 2002-09-24 |
| 6450059 | Switch style bicycle shift control device | — | 2002-09-17 |
| 6435622 | Bicycle hub with threaded spacer and detachable freewheel | Takanori Kanehisa | 2002-08-20 |
| 6389925 | Shift operating device | — | 2002-05-21 |
| 6334514 | Bicycle disc brake | Kanji Kirimoto, Yoshiaki Ando, Tadashi Ichida, Toshio Tezuka, Tatsuya Matsushita | 2002-01-01 |
| 6276227 | Bicycle shift control device | — | 2001-08-21 |
| 6199446 | Indicator unit for a bicycle shift control device | — | 2001-03-13 |