| Patent Number |
Title Of Patent |
Date Issued |
| 7598652 |
Mechanical meta-materials |
October 6, 2009 |
| The present invention provides meta-materials with an actively controllable mechanical property. The meta-material includes a deformable structure and a set of activation elements. The activation elements are controllable between multiple states. The meta-material includes a first va |
| 7557456 |
Wave powered generation using electroactive polymers |
July 7, 2009 |
| Described herein are systems and methods that use an electroactive polymer transducer to convert mechanical energy, originally contained in one or more waves, to electrical energy. Marine devices described herein may employ a mechanical energy conversion system that transfers mechanical |
| 7554787 |
Wall crawling devices |
June 30, 2009 |
| Described herein is electroadhesion technology that permits controllable adherence between two objects. Electroadhesion uses electrostatic forces of attraction produced by an electrostatic adhesion voltage, which is applied using electrodes in an electroadhesive device. The electrostatic |
| 7551419 |
Electroadhesion |
June 23, 2009 |
| Described herein is electroadhesion technology that permits controllable adherence between two objects. Electroadhesion uses electrostatic forces of attraction produced by an electrostatic adhesion voltage, which is applied using electrodes in an electroadhesive device. The electrostatic |
| 7538445 |
Wave powered generation |
May 26, 2009 |
| Described herein are marine devices and methods that convert mechanical energy in one or more waves to mechanical energy that is better suited for conversion into electrical energy. The marine devices employ a mechanical energy conversion system that harnesses wave energy and convert |
| 7485978 |
Compliant walled combustion devices for producing mechanical and electrical energy |
February 3, 2009 |
| Combustion devices described herein comprise a compliant combustion chamber wall or segment. The compliant segment deforms during combustion in the combustion chamber. Some devices may include a compliant wall configured to stretch responsive to pressure generated by combustion of a |
| 7468575 |
Electroactive polymer electrodes |
December 23, 2008 |
| Described herein are transducers, their use and fabrication. The transducers convert between mechanical and electrical energy. The present invention further relates to compliant electrodes that conform to the shape of a polymer included in a transducer. |
| 7378783 |
Electroactive polymer torsional device |
May 27, 2008 |
| The present invention relates to mechanical-electrical power conversion systems. The systems comprise one or more electroactive polymers that convert between electrical and mechanical energy. When a voltage is applied to electrodes contacting an electroactive polymer, the polymer def |
