Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719238 | High speed tape packing | William S. Oakley, Thomas P. Frangesh | 2004-04-13 |
| 5164868 | Magnetic tape threading and compliance element guiding apparatus | George E. Mosher, Henry M. Martija | 1992-11-17 |
| 4984108 | Apparatus for transporting magnetic tape cassettes of different sizes | Frederic F. Grant | 1991-01-08 |
| 4984107 | Apparatus for transporting a magnetic tape cassette | Ionel Mondocea, Frederic F. Grant | 1991-01-08 |
| 4967290 | Multiple channel rotary magnetic head scanner having stackable electro-optical signal transmission modules | Frederic F. Grant | 1990-10-30 |
| 4891720 | Belt drive system for a magnetic tape cassette transport/accessor | Frederic F. Grant | 1990-01-02 |
| 4819096 | Rotary head scanner including anamorphic beam-shaping apparatus in an optical signal-transmission channel | Frederic F. Grant | 1989-04-04 |