Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4719567 | Method and apparatus for limiting bus utilization | Charles L. Whittington | 1988-01-12 |
| 4715013 | Coprocessor instruction format | Douglas B. MacGregor, David S. Mothersole | 1987-12-22 |
| 4710866 | Method and apparatus for validating prefetched instruction | Lester Crudele, Michael E. Spak | 1987-12-01 |
| 4635193 | Data processor having selective breakpoint capability with minimal overhead | William C. Moyer, David S. Mothersole | 1987-01-06 |
| 4602327 | Bus master capable of relinquishing bus on request and retrying bus cycle | William P. LaViolette, David S. Mothersole | 1986-07-22 |
| 4584640 | Method and apparatus for a compare and swap instruction | Douglas B. MacGregor, David S. Mothersole | 1986-04-22 |
| 4584666 | Method and apparatus for signed and unsigned bounds check | Edward J. Rupp, Douglas B. MacGregor | 1986-04-22 |
| 4566063 | Data processor which can repeat the execution of instruction loops with minimal instruction fetches | Douglas B. MacGregor, Kim Eckert | 1986-01-21 |
| 4524415 | Virtual machine data processor | Marvin A. Mills, Jr., William C. Moyer, Douglas B. MacGregor | 1985-06-18 |
| 4493035 | Data processor version validation | Douglas B. MacGregor, William C. Moyer, Marvin A. Mills, Jr. | 1985-01-08 |
| 4488256 | Memory management unit having means for detecting and preventing mapping conflicts | William M. Keshlear, Richard Dewitt Crisp | 1984-12-11 |
| 4488228 | Virtual memory data processor | Lester Crudele, William C. Moyer, Douglas B. MacGregor | 1984-12-11 |
| 4473878 | Memory management unit | Charles L. Whittington, William M. Keshlear | 1984-09-25 |
| 4349873 | Microprocessor interrupt processing | Thomas G. Gunter, Lester Crudele | 1982-09-14 |
| 4348722 | Bus error recognition for microprogrammed data processor | Thomas G. Gunter, Lester Crudele | 1982-09-07 |