Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5226153 | Bus monitor with time stamp means for independently capturing and correlating events | Douglas J. DeAngelis, Henry W. J. Maddox, Arthur Peters | 1993-07-06 |
| 5210862 | Bus monitor with selective capture of independently occuring events from multiple sources | Douglas J. DeAngelis, Henry W. J. Maddox, Arthur Peters, William L. Saltmarsh | 1993-05-11 |
| 5206948 | Bus monitor with means for selectively capturing trigger conditions | Douglas J. De Angelis, Henry W. J. Maddox, Arthur Peters, William L. Saltmarsh | 1993-04-27 |
| 5155810 | Dual FIFO peripheral with combinatorial logic circuitry | John L. McNamara, Jr. | 1992-10-13 |
| 5142673 | Bus monitor with dual port memory for storing selectable trigger patterns | Douglas J. De Angelis, Henry W. J. Maddox, Arthur Peters, William L. Saltmarsh | 1992-08-25 |
| 4631723 | Mass storage disk drive defective media handling | Bruce H. Tarbox, Taian Su | 1986-12-23 |
| 4575774 | Disk subsystem read write control | Bruce H. Tarbox, Taian Su | 1986-03-11 |
| 4554598 | Single revolution disk sector formatter | Bruce H. Tarbox, Taian Su | 1985-11-19 |
| 4534044 | Diskette read data recovery system | Michael J. Funke, Douglas A. Topliffe | 1985-08-06 |
| 4320465 | Digital frequency modulation and modified frequency modulation read recovery with data separation | David B. O'Keefe | 1982-03-16 |
| 4298956 | Digital read recovery with variable frequency compensation using read only memories | David B. O'Keefe | 1981-11-03 |
| 4245263 | Write precompensation and write encoding for FM and MFM recording | Peter P. Campbell | 1981-01-13 |
| 4212038 | Double density read recovery | — | 1980-07-08 |
| 4204250 | Range count and main memory address accounting system | Edward F. Getson, Jr., John H. Kelley, Albert T. McLaughlin | 1980-05-20 |