Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9756945 | Mobile ergonomic rotating adjustable chair with lumbar support | — | 2017-09-12 |
| 9226582 | Mobile ergonomic rotating adjustable chair with lumbar support | — | 2016-01-05 |
| 8622474 | Mobile ergonomic rotating adjustable chair with lumbar support | — | 2014-01-07 |
| 8308241 | Mobile ergonomic rotating adjustable chair with lumbar support | — | 2012-11-13 |
| 8100476 | Mobile ergonomic rotating adjustable chair with lumbar support | — | 2012-01-24 |
| 7585028 | Mobile ergonomic rotating adjustable chair with lumbar support | — | 2009-09-08 |
| 5893717 | Computerized method and system for teaching prose, document and quantitative literacy | Irwin S. Kirsch, Peter B. Mosenthal, Mary Louise Lennon, Saundra K. Young, Debra Pisacreta +5 more | 1999-04-13 |
| 5211564 | Computerized figural response testing system and method | Michael E. Martinez | 1993-05-18 |