Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648708 | Force actuated machine controller | — | 1997-07-15 |
| 5274311 | Control system network structure | John Golini | 1993-12-28 |
| 5248007 | Electronic control system for stair climbing vehicle | Baxter R. Watkins, John H. Hessler, Havard L. Staggs, Chi-Foun Kuen | 1993-09-28 |
| 5123495 | Wheelchair stair climbing control system | John H. Hessler, Baxter R. Watkins | 1992-06-23 |
| 5033000 | Variable keyed power distribution and control system for motorized wheelchair | Havard L. Staggs, Baxter R. Watkins | 1991-07-16 |
| 5002397 | System of fluid inspection and/or identification | Jerry G. Ingrum, Douglas N. Modlin | 1991-03-26 |
| 4998824 | System of fluid inspection and/or identification | Douglas N. Modlin, Jerry G. Ingrum, Brian R. Devlin | 1991-03-12 |
| 4940945 | Interface circuit for use in a portable blood chemistry measuring apparatus | Richard L. Fellows | 1990-07-10 |
| 4929426 | Portable blood chemistry measuring apparatus | Balazs I. Bodai, Michael D. Grandon, Scott Gilbert, Kyle E. Lemons, Richard L. Fellows +2 more | 1990-05-29 |