Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7145472 | Method and apparatus for high speed data dumping and communication for a down hole tool | Dave Lilly, Paul Cairns, Ken Shorck | 2006-12-05 | $88,422,000 |
| 4592544 | Pedal-operated, stationary exercise device | David Smith, Randolph F. Miller | 1986-06-03 | $3,569,000 |
| 4591147 | System for elevating an exercise treadmill | David Smith | 1986-05-27 | $3,867,000 |
| D283239 | Exercise treadmill | David Smith | 1986-04-01 | |
| D280923 | Exercise bicycle | David Smith, Randolph F. Miller | 1985-10-08 | |
| 4533136 | Pedal-operated, stationary exercise device | David Smith, Randolph F. Miller | 1985-08-06 | $1,828,000 |
| D277304 | Rowing machine | David Smith | 1985-01-22 | |
| 4189755 | Television receiver threshold extension system by means of signal-to-noise control of bandwidth | Michael S. Balbes | 1980-02-19 | $507,000 |