Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8485924 | Bicycle chain guide | Nobuyoshi Fujii | 2013-07-16 |
| 7722486 | Top/bottom pull bicycle front derailleur | — | 2010-05-25 |
| 7704172 | Bicycle front derailleur | Toshio Tetsuka | 2010-04-27 |
| 7472626 | Drive mechanism for a bicycle transmission assist mechanism | Kazuhiro Fujii | 2009-01-06 |
| 7240585 | Drive mechanism for a bicycle transmission assist mechanism | Masahiro Yamanaka, Toshio Tetsuka | 2007-07-10 |
| 7014584 | Top pull type front derailleur | Kanji Kirimoto | 2006-03-21 |
| 6962544 | Front derailleur for a bicycle | — | 2005-11-08 |
| 6923740 | Front derailleur for a bicycle | — | 2005-08-02 |
| 6902503 | Bicycle derailleur | — | 2005-06-07 |
| 6860171 | Drive mechanism for a bicycle transmission assist mechanism | Masahiro Yamanaka, Toshio Tetsuka | 2005-03-01 |
| 6612950 | Front derailleur mounting arrangement | — | 2003-09-02 |
| 6443032 | Assisting apparatus for shifting a bicycle transmission | Kazuhiro Fujii | 2002-09-03 |
| 6270124 | Band adapter for front derailleur | — | 2001-08-07 |
| 6146298 | Band adapter for front derailleur | — | 2000-11-14 |