Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D615605 | Handle for weight assembly | Michael D. Rojas | 2010-05-11 |
| 6436015 | Weight plate having a triad of integrally formed handles | Michael D. Rojas | 2002-08-20 |
| D451160 | Plate having four elongated hand grips | Michael D. Rojas | 2001-11-27 |
| D451159 | Plate having two elongated hand grips | Michael D. Rojas | 2001-11-27 |
| D442239 | Weight plate with two grip openings | Michael D. Rojas | 2001-05-15 |
| D442240 | Weight plate with two grip openings | Michael D. Rojas | 2001-05-15 |
| D441812 | Weight plate with one grip opening | Michael O. Rojas | 2001-05-08 |
| D441412 | Weight plate with one grip opening | Michael D. Rojas | 2001-05-01 |
| D439290 | Weightlifting plate | Michael D. Rojas | 2001-03-20 |
| D437015 | Weightlifting bar collar | Michael D. Rojas | 2001-01-30 |
| D433720 | Weightlifting plate | Michael D. Rojas | 2000-11-14 |
| D433721 | Weightlifting plate | Michael D. Rojas | 2000-11-14 |
| D433468 | Weightlifting bar collar | Michael D. Rojas | 2000-11-07 |
| D433469 | Weightlifting plate | Michael D. Rojas | 2000-11-07 |
| D424639 | Weightlifting plate | Michael D. Rojas | 2000-05-09 |
| 6014078 | Monitoring system for weight lifting implements | Michael D. Rojas | 2000-01-11 |
| D409695 | Weightlifting plate | Michael D. Rojas | 1999-05-11 |
| D409266 | Pair of weights for a dumbbell or barbell | Michael D. Rojas | 1999-05-04 |
| D405484 | Handle for a dumbbell | Michael D. Rojas | 1999-02-09 |
| D355007 | Weight-lifting plate | Michael D. Rojas | 1995-01-31 |