Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6424481 | Five and one-quarter inch form factor combination DAT tape drive and cassette magazine loader | William Theobald, Kenneth C. Campbell, Roger M. Gray, Lyle J. Hedlund, Raymond D. Heistand, II +4 more | 2002-07-23 |
| 6149326 | Hot stamper foil tape cartridge with reflector pads | Charles T. Groswith, III, William A. Banks, Eugene F. Duval, Roger M. Gray, Raymond D. Heistand, II +3 more | 2000-11-21 |
| 5738449 | Hot stamper foil tape cartridge and method of loading the cartridge | Charles T. Groswith, III, William A. Banks, Eugene F. Duval, Roger M. Gray, Raymond D. Heistand, II +3 more | 1998-04-14 |
| 5441589 | Flat bed daisy wheel hot debossing stamper | Charles T. Groswith, III, William A. Banks, Eugene F. Duval, Roger M. Gray, Raymond D. Heistand, II +3 more | 1995-08-15 |
| 5413422 | Print wheels and methods of using same | Roger M. Gray | 1995-05-09 |
| 5402285 | Five and one-quarter inch form factor combination DAT tape drive and cassette magazine loader | William I. Theobald, Jr., Kenneth C. Campbell, Roger M. Gray, Lyle J. Hedlund, Raymond D. Heistand, II +4 more | 1995-03-28 |