Douglas D. Williams
20Patents
13h-index
13Co-inventors
78Inventor score
Filing activity: May 1, 1987 → Jul 27, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5297269A | Cache coherency protocol for multi processor computer system | Physics | 201 | Expired |
| US5148536A | Pipeline having an integral cache which processes cache misses and loads data in parallel | Physics | 106 | Expired |
| US4858116A | Method and apparatus for managing multiple lock indicators in a multiprocessor computer system | Physics | 64 | Expired |
| US4937733A | Method and apparatus for assuring adequate access to system resources by processors in a multiprocessor computer system | Physics | 63 | Expired |
| US5430888A | Pipeline utilizing an integral cache for transferring data to and from a register | Physics | 56 | Expired |
| US4953072A | Node for servicing interrupt request messages on a pended bus | Physics | 44 | Expired |
| US4949239A | System for implementing multiple lock indicators on synchronous pended bus in multiprocessor computer system | Physics | 39 | Expired |
| US5068781A | Method and apparatus for managing multiple lock indicators in a multiprocessor computer system | Physics | 35 | Expired |
| US5146597A | Apparatus and method for servicing interrupts utilizing a pended bus | Physics | 33 | Expired |
| US4774422A | High speed low pin count bus interface | Physics | 30 | Expired |
| US5179674A | Method and apparatus for predicting valid performance of virtual-address to physical-address translations | Physics | 26 | Expired |
| US4941083A | Method and apparatus for initiating interlock read transactions on a multiprocessor computer system | Physics | 22 | Expired |
| US5428794A | Interrupting node for providing interrupt requests to a pended bus | Physics | 21 | Expired |
| US5341510A | Commander node method and apparatus for assuring adequate access to system resources in a multiprocessor | Physics | 9 | Expired |
| US4829515A | High performance low pin count bus interface | Physics | 8 | Expired |
| US9270809B2 | Device function disablement during vehicle motion | Electricity | 8 | Active |
| US9628609B2 | Device function disablement during vehicle motion | Electricity | 6 | Active |
| US5319791A | System for predicting memory fault in vector processor by sensing indication signal to scalar processor to continue a next vector instruction issuance | Physics | 3 | Expired |
| US10063687B2 | Device function disablement during vehicle motion | Electricity | 2 | Active |
| US10397396B2 | Device function disablement during vehicle motion | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.