Issued Patents All Time
Showing 51–75 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9755463 | Electric machine | Stephen Smith Chamberlain | 2017-09-05 |
| 9748803 | Electric machine | — | 2017-08-29 |
| 9748804 | Electric machine | — | 2017-08-29 |
| 9744402 | Balance training system | — | 2017-08-29 |
| 9742225 | Electric machine | Stephen Smith Chamberlain | 2017-08-22 |
| 9742227 | Electric machine | — | 2017-08-22 |
| 9742226 | Electric machine | — | 2017-08-22 |
| 9683612 | Wave actuator | — | 2017-06-20 |
| 9500245 | Springs for shoes | — | 2016-11-22 |
| 9435291 | Energy transfer machines | — | 2016-09-06 |
| 8707582 | Energy storage and return spring | David W. Boehm | 2014-04-29 |
| 8459028 | Energy transfer machine and method | David W. Boehm | 2013-06-11 |
| 8118579 | Gear pump | — | 2012-02-21 |
| 8011345 | Energy transfer machine with inner rotor | David W. Boehm | 2011-09-06 |
| 7954470 | Energy transfer machine | David W. Boehm | 2011-06-07 |
| D600024 | Tooth and gum cleaning device | Michael Scott McGuire, Lamberta Klassen | 2009-09-15 |
| 7503307 | Energy transfer machine with inner rotor | David W. Boehm | 2009-03-17 |
| 7479000 | Gear pump | — | 2009-01-20 |
| 7472677 | Energy transfer machine | David W. Boehm | 2009-01-06 |
| 7111606 | Rotary positive displacement device | — | 2006-09-26 |
| RE39159 | Bicycle wheel travel path for selectively applying chainstay lengthening effect and apparatus for providing same | Jamie W. Calon | 2006-07-11 |
| 7014436 | Gear pump | — | 2006-03-21 |
| 6923055 | Positive displacement flow meter method and apparatus | — | 2005-08-02 |
| 6887057 | Minimal contact seal positive displacement device method and apparatus | — | 2005-05-03 |
| 6739852 | Rotary engine and method for determining engagement surface contours therefor | — | 2004-05-25 |