Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10464632 | Straddled vehicle | Masashi Murayama, Takashi Ono | 2019-11-05 |
| 7678012 | Bicycle hub gearbox | — | 2010-03-16 |
| 7670251 | Bicycle hub gearbox | — | 2010-03-02 |
| 6875150 | Multiple piece planet gear carrier for a bicycle hub transmission | Nobuyuki Matsuo | 2005-04-05 |
| 6558288 | Internal transmission device with automatic shift mechanism for a bicycle | — | 2003-05-06 |
| 5964679 | Internally mounted bicycle transmission using roller clutches | Nobuyuki Matsuo | 1999-10-12 |
| 5785625 | Internally mounted bicycle transmission using roller clutches | Nobuyuki Matsuo | 1998-07-28 |