Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8641411 | Method and apparatus for directing exhaust gas through a fuel-fired burner of an emission abatement assembly | Wilbur H. Crawley, Randall J. Johnson, Yougen Kong, John B. Abel, Shoja Farr +1 more | 2014-02-04 |
| 6623419 | Therapeutic back belt and related method of manufacture | Mark C. Smith, Sandra K. Hopwood | 2003-09-23 |
| 5497923 | Suspender supported belt | Conrad W. Tanner | 1996-03-12 |
| D351051 | Suspender supported belt | Conrad W. Tanner | 1994-10-04 |
| 5302171 | Back and stomach support device | Thomas J. Johnston | 1994-04-12 |
| 5232424 | Back and stomach support device | Thomas J. Johnston | 1993-08-03 |