| Patents for Duane G. Schroeder |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 6,551,220 | Apr. 22, 2003 | D.G. Schroeder | Bicycle trainer | exercise and sports equipment |
| 6,945,916 | Sep. 20, 2005 | D.G. Schroeder | Bicycle trainer | exercise and sports equipment |
| 6,948,424 | Sep. 27, 2005 | D.G. Schroeder, R.J. Koski | Material compaction apparatus | compacting machines |
| 7,481,748 | Jan. 27, 2009 | D.G. Schroeder | Locking mechanism for a bicycle trainer | exercise and sports equipment |
| 7,998,032 | Aug. 16, 2011 | D.G. Schroeder | Bicycle trainer | exercise and sports equipment |
| 7,998,033 | Aug. 16, 2011 | D.G. Schroeder | Locking mechanism for a bicycle trainer | exercise and sports equipment |
