Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5446853 | System for buffering track image at each read/write head in a disk drive unit having multiple read/write heads | Robert E. Dean, Steven Craig Cacka, Douglas P. Schaefer, Hossein F. Sevvom | 1995-08-29 | $8,005,000 |
| 5341479 | Address mark triggered read/write head buffer | Robert E. Dean, Steven Craig Cacka, Douglas P. Schaefer, Hossein F. Sevvom | 1994-08-23 | $17,578,000 |
| 5155811 | Read/write head buffer | Robert E. Dean, Steven Craig Cacka, John F. Kitchen, Douglas P. Schaefer, Hossein F. Sevvom | 1992-10-13 | $4,400,000 |