Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812417 | Actuator, method of manufacture and application of use | — | 2004-11-02 |
| 6456015 | Inductive-resistive fluorescent apparatus and method | Edward W. Duhon, Sheldon B. Brooks, Dana F. Geiger | 2002-09-24 |
| 6184622 | Inductive-resistive fluorescent apparatus and method | Edward W. Duhon, Sheldon B. Brooks, Dana F. Geiger | 2001-02-06 |
| 6103054 | Method of making a laminated device for generating electrical energy | — | 2000-08-15 |
| 6100653 | Inductive-resistive fluorescent apparatus and method | Edward W. Duhon, Sheldon B. Brooks, Dana F. Geiger | 2000-08-08 |
| 5989721 | Device and method for generating electrical energy | — | 1999-11-23 |
| 5945630 | Device and method for generating electrical energy | — | 1999-08-31 |
| 5888429 | Method for providing high temperature conductive-resistant coating, medium and articles | — | 1999-03-30 |
| 5834899 | Fluorescent apparatus and method employing low-frequency excitation into a conductive-resistive inductive medium | Edward W. Duhon | 1998-11-10 |
| 5629073 | Medium temperature conductive-resistant articles and method of making | — | 1997-05-13 |
| 5582769 | Composition for providing high temperature conductive-resistant coating | — | 1996-12-10 |
| 5494610 | Apparatus and method for providing medium temperature conductive-resistant articles | — | 1996-02-27 |
| 5385785 | Apparatus and method for providing high temperature conductive-resistant coating, medium and articles | — | 1995-01-31 |
| 5180900 | Electrical resistance element with heat-sensitive disconnect capability | — | 1993-01-19 |
| 4979375 | Mat for cooling a person during hot weather without wetting having a low manufacturing cost | Robert L. Nathans | 1990-12-25 |
| 4953372 | Inexpensive keyless user custom coded lock | Robert L. Nathans | 1990-09-04 |
| 4823106 | Tape element and methods, for heating, pressure measurement and circuit fabrication | — | 1989-04-18 |
| 4777815 | Group card-key actuated lock having individual lockout | Roger J. Kuhns | 1988-10-18 |
| 4758815 | Tap element and methods, for heating, pressure measurement and circuit fabrication | — | 1988-07-19 |
| 4644766 | Non-electronic card-key actuated combination lock | — | 1987-02-24 |
| 4551595 | Tape switch with corrugated wavy conductor | Robert H. Koenig | 1985-11-05 |
| 4493488 | Pressure control wheel chair seat | David J. Panaia | 1985-01-15 |
| 4380343 | Folding scissor frame wheel chair | Richard R. Lawrence | 1983-04-19 |
| 4213324 | Punch press and method for making can ends with closures | John S. Kelley, Frederick G. J. Grise | 1980-07-22 |
| 4185711 | Motorized cart | Richard R. Lawrence | 1980-01-29 |