Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8534161 | Shiftable bottom bracket gear train | — | 2013-09-17 |
| 6123639 | Apparatus for actuating a switching shaft operatively connected with a switchable bottom bracket bearing gear | — | 2000-09-26 |
| 5609071 | Shiftable pedal bearing gearing for a bicycle or the like | — | 1997-03-11 |
| 5303942 | Shiftable pedal bearing for a bicycle or the like | — | 1994-04-19 |