Issued Patents All Time
Showing 26–50 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7952721 | Optical linear and rotation displacement sensor | David L. Churchill | 2011-05-31 |
| 7898157 | Piezoelectric composite beam with automatically adjustable natural frequency | David L. Churchill | 2011-03-01 |
| RE42159 | Circuit for compensation for time variation of temperature in an inductive sensor | Christopher P. Townsend | 2011-02-22 |
| 7880370 | Piezoelectric composite with tapered beam | David L. Churchill | 2011-02-01 |
| 7860680 | Robotic system for powering and interrogating sensors | Christopher P. Townsend, Michael John Hamel | 2010-12-28 |
| 7839058 | Wideband vibration energy harvester | David L. Churchill, Michael John Hamel, James M. Leas | 2010-11-23 |
| 7786867 | Remotely powered and remotely interrogated wireless digital sensor telemetry system | Michael John Hamel, Christopher P. Townsend | 2010-08-31 |
| 7764958 | Wireless sensor system | Christopher P. Townsend, Jacob H. Galbreath, Justin R. Bessette | 2010-07-27 |
| 7747415 | Sensor powered event logger | David L. Churchill, Frederic Martin, Michael John Hamel, Christopher P. Townsend | 2010-06-29 |
| 7719416 | Energy harvesting, wireless structural health monitoring system | Chris Pruyn Townsend, David L. Churchill, Michael John Hamel | 2010-05-18 |
| 7698830 | Posture and body movement measuring system | Christopher P. Townsend | 2010-04-20 |
| 7696621 | RFID tag packaging system | Michael John Hamel | 2010-04-13 |
| 7692365 | Slotted beam piezoelectric composite | David L. Churchill | 2010-04-06 |
| 7672781 | Miniaturized wireless inertial sensing system | David L. Churchill, Michael John Hamel, Chris Townsend | 2010-03-02 |
| 7668667 | Miniature stimulating and sensing system | John Chamberlain Robb, Christopher P. Townsend, David L. Churchill, Michael John Hamel | 2010-02-23 |
| 7646135 | Integrated piezoelectric composite and support circuit | David L. Churchill, James M. Leas | 2010-01-12 |
| 7639135 | Identifying substantially related objects in a wireless sensor network | Christopher P. Townsend, David L. Churchill | 2009-12-29 |
| 7478108 | Data collection using sensing units and separate control units with all power derived from the control units | Christopher P. Townsend | 2009-01-13 |
| 7461560 | Strain gauge with moisture barrier and self-testing circuit | Christopher P. Townsend, Steven W. Mundell, David L. Churchill | 2008-12-09 |
| 7433798 | Solid state orientation sensor with 360 degree measurement capability | Christopher P. Townsend | 2008-10-07 |
| 7429805 | Energy harvesting for wireless sensor operation and data transmission | Michael John Hamel, Christopher P. Townsend, David L. Churchill | 2008-09-30 |
| 7365455 | Energy harvesting for wireless sensor operation and data transmission | Michael John Hamel, Christopher P. Townsend, David L. Churchill | 2008-04-29 |
| 7361998 | Energy harvesting for wireless sensor operation and data transmission | Michael John Hamel, Christopher P. Townsend, David L. Churchill | 2008-04-22 |
| 7256505 | Shaft mounted energy harvesting for wireless sensor operation and data transmission | Christopher P. Townsend, David L. Churchill, Michael John Hamel | 2007-08-14 |
| 7256695 | Remotely powered and remotely interrogated wireless digital sensor telemetry system | Michael John Hamel, Christopher P. Townsend | 2007-08-14 |