Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7204445 | Guide arrangements for data storage tape guiding systems | Douglas W. Johnson, Wayne P. Schaefer, Robert W. Tapani | 2007-04-17 | $3,570,000 |
| 6817562 | Tape drive system with radial alignment feature | James J. Evanoff, Robert W. Tapani | 2004-11-16 | $2,903,000 |
| 6700743 | Tape media cleaning/finishing device | Saeed Fahimi, Richard E. Jewett, Durkee B. Richards | 2004-03-02 | $3,261,000 |
| D348907 | Finned paintball stabilizer | Thomas R. Prentice | 1994-07-19 | |
| D331988 | Mask | — | 1992-12-22 | |
| 4764990 | Ventilated face shield | — | 1988-08-23 |