Issued Patents All Time
Showing 101–119 of 119 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6545384 | Electroactive polymer devices | Roy D. Kornbluh | 2003-04-08 |
| 6543110 | Electroactive polymer fabrication | Roy D. Kornbluh, Seajin Oh, Jose P. Joseph | 2003-04-08 |
| 6483222 | Frictionless transport apparatus and method | Jonathan R. Heim | 2002-11-19 |
| 6376971 | Electroactive polymer electrodes | Roy D. Kornbluh, Qibing Pei, Jose P. Joseph | 2002-04-23 |
| 6361268 | Frictionless transport apparatus and method | Jonathan R. Heim | 2002-03-26 |
| 6343129 | Elastomeric dielectric polymer film sonic actuator | Roy D. Kornbluh, Joseph S. Eckerle | 2002-01-29 |
| 5925972 | Multiple element particle sensor and signal processing electronics | Eric J. Shrader, Hugh F. Frohbach, Joseph S. Eckerle, John P. Marlow, Yukihisa Takeuchi +1 more | 1999-07-20 |
| 5848655 | Oscillating mass-based tool with dual stiffness spring | Timothy R. Cooper, Thomas P. Low, Dale W. Ploeger | 1998-12-15 |
| 5825119 | Sensor element and particle sensor | Kazuyoshi Shibata, Yukihisa Takeuchi, Eric J. Shrader, Joseph S. Eckerle | 1998-10-20 |
| 5774257 | Display element and display apparatus | Kazuyoshi Shibata, Yukihisa Takeuchi, Hugh F. Frohbach, Eric J. Shrader | 1998-06-30 |
| 5698931 | Sensor element and particle sensor | Kazuyoshi Shibata, Yukihisa Takeuchi, Eric J. Shrader, Joseph S. Eckerle | 1997-12-16 |
| 5636072 | Display element and display apparatus | Kazuyoshi Shibata, Yukihisa Takeuchi, Hugh F. Frohbach, Eric J. Shrader | 1997-06-03 |
| 5396136 | Magnetic field levitation | — | 1995-03-07 |
| 5392715 | In-pipe running robot and method of running the robot | — | 1995-02-28 |
| 5388528 | Vehicle for use in pipes | Eric A. Edwards, Lawrence S. Gullman | 1995-02-14 |
| 5355807 | Vehicle adapted to freely travel three-dimensionally by magnetic force and wheel for the vehicle | Eric A. Edwards, Lawrence S. Gullman | 1994-10-18 |
| 5284096 | Vehicle for use in pipes | Eric A. Edwards, Lawrence S. Gullman | 1994-02-08 |
| 5243992 | Pulse rate sensor system | Joseph S. Eckerle, Dale W. Ploeger, Steven Holmes, Thomas P. Low, Rudolf Elbrecht +2 more | 1993-09-14 |
| 5220869 | Vehicle adapted to freely travel three-dimensionally and up vertical walls by magnetic force and wheel for the vehicle | Eric A. Edwards, Lawrence S. Gullman | 1993-06-22 |