Issued Patents All Time
Showing 1–25 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10881564 | Seat assist device | David A. Chen | 2021-01-05 |
| 10874564 | Seat assist device | David A. Chen | 2020-12-29 |
| 10343005 | Exercise machine | — | 2019-07-09 |
| 9918886 | Seat assist device | David A. Chen | 2018-03-20 |
| D688963 | Sampling machine | Royal A. Hanson, Steven W. Shaw, Jeff Rosenbohm, William P. Debley, Jr. | 2013-09-03 |
| 8323160 | Abdominal exercise device | — | 2012-12-04 |
| 8105221 | Abdominal exercise device | — | 2012-01-31 |
| 8080004 | Laparoscopic surgical instrument | Earl C. Downey, Stephen Carter, Kenneth A. Gross, Darrin I. Schmuckle | 2011-12-20 |
| 8065775 | Mop convenient for the replacement of the consumptive material | Michael Alan Cameneti | 2011-11-29 |
| 7998045 | Exercise chair | — | 2011-08-16 |
| 7927267 | Abdominal exercise device | — | 2011-04-19 |
| 7794378 | Exercise chair with side supporters | Rodger Thomason, Andy Tobias, Andrew Spivak | 2010-09-14 |
| D622334 | Exercise device | — | 2010-08-24 |
| D618818 | 8-vessel dissolution machine | Royal A. Hanson, Steven W. Shaw, Guillermo E. Meneses, William P. Debley, Jr. | 2010-06-29 |
| D618817 | 6-vessel dissolution machine | Royal A. Hanson, Steven W. Shaw, Guillermo E. Meneses, William P. Debley, Jr. | 2010-06-29 |
| D613351 | Abdominal exercise device | — | 2010-04-06 |
| 7608030 | Exercise chair | — | 2009-10-27 |
| 7341565 | Passive motion machine providing controlled body motions for exercise and therapeutic purposes | John R. Santarsiero, Jr. | 2008-03-11 |
| 6945604 | Lifting toilet chair | — | 2005-09-20 |
| 6742266 | Miniature reciprocating saw device | — | 2004-06-01 |
| 6692451 | Passive motion apparatus providing a controlled range of motion | — | 2004-02-17 |
| 6684431 | Angle-adjustable tabletop personal support apparatus | — | 2004-02-03 |
| 6637696 | Double roll rolling device and method | Arthur Drusch | 2003-10-28 |
| 6622656 | Pest resistant pet food feeder | — | 2003-09-23 |
| 6543853 | Massage chair | — | 2003-04-08 |