Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7762896 | Method and apparatus for producing optical illusions | — | 2010-07-27 |
| 7170399 | Immobilizer coil attachment | Dawn Melman | 2007-01-30 |
| 5530363 | DC ground fault detecting apparatus with an auto-null circuit and method | Robert Ward | 1996-06-25 |
| 5354238 | Levitation apparatus | — | 1994-10-11 |
| 5303960 | Expansion joint with low friction packed seal | — | 1994-04-19 |
| 5232251 | Expansion joint with two sealing elements | — | 1993-08-03 |