Issued Patents All Time
Showing 1–4 of 4 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, Raymond D. Heistand, II, Barry C. Kockler +4 more | 2002-07-23 |
| D427984 | Cellular telephone | Erik Anderson, Troy Frandsen, Raymond D. Heistand, II, Errol M. Tazbaz, Ida A. Gutierrez +2 more | 2000-07-11 |
| D407397 | Analog cellular telephone | Daniel C. J. LaMendola, Shannon R. Bynum, Ida A. Gutierrez, Etsuro Kawasako, Michael Wuensch | 1999-03-30 |
| 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, Raymond D. Heistand, II, Barry C. Kockler +4 more | 1995-03-28 |