Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9206598 | Construction block lock | — | 2015-12-08 |
| 8898989 | Gusset block construction | — | 2014-12-02 |
| 6497956 | Structural recycled plastic lumber | Prabhat Krishnaswamy | 2002-12-24 |
| 6175679 | Optical keyboard | James T. Veligdan, John D. Feichtner | 2001-01-16 |
| D421675 | Hat drape | — | 2000-03-21 |
| 5691533 | Method and apparatus for the detection of the location of multiple character marks | Dennis R. Freeman, Warren Kosel | 1997-11-25 |
| 5509371 | Flag holding rings | — | 1996-04-23 |
| 5473340 | Apparatus for displaying a multi-color pattern | Parviz Soltan, Waldo R. Robinson, John Marez, Randy Wyatt, Margie M. Nicholson | 1995-12-05 |
| 4765120 | Film web perforation | — | 1988-08-23 |
| 4647966 | Stereoscopic three dimensional large screen liquid crystal display | John Marez | 1987-03-03 |
| 4240357 | Folding rail car doors | — | 1980-12-23 |