Inventor · Natick, MA, US

William E. Woods

42Patents
16h-index
34Co-inventors
81Inventor score

Filing activity: Jun 30, 1975 → Sep 6, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US3993981A Apparatus for processing data transfer requests in a data processing system Physics 89 Expired
US4206503A Multiple length address formation in a microprogrammed data processing system Physics 44 Expired
US5678032A Method of optimizing the execution of program instuctions by an emulator using a plurality of execution units Physics 42 Expired
US4079451A Word, byte and bit indexed addressing in a data processing system Physics 36 Expired
US4074353A Trap mechanism for a data processing system Physics 34 Expired
US5983012A Executing programs of a first system on a second system Physics 32 Expired
US4320455A Queue structure for a data processing system Physics 30 Expired
US4099255A Interrupt apparatus for enabling interrupt service in response to time out conditions Physics 29 Expired
US4363095A Hit/miss logic for a cache memory Physics 28 Expired
US4020471A Interrupt scan and processing system for a data processing system Physics 27 Expired
US5515525A Emulating the memory functions of a first system on a second system Physics 24 Expired
US5375248A Method for organizing state machine by selectively grouping status signals as inputs and classifying commands to be executed into performance sensitive and nonsensitive categories Physics 22 Expired
US5442866A Surveying rule assembly, and methods of constructing and utilizing same Physics 22 Expired
US4799181A BCD arithmetic using binary arithmetic and logical operations Physics 21 Expired
US3984820A Apparatus for changing the interrupt level of a process executing in a data processing system Physics 21 Expired
US4047247A Address formation in a microprogrammed data processing system Physics 20 Expired
US4432050A Data processing system write protection mechanism Physics 14 Expired
US5280595A State machine for executing commands within a minimum number of cycles by accomodating unforseen time dependency according to status signals received from different functional sections Physics 14 Expired
US4225921A Transfer control technique between two units included in a data processing system Physics 14 Expired
US4455606A Logic control system for efficient memory to CPU transfers Physics 13 Expired
US4604685A Two stage selection based on time of arrival and predetermined priority in a bus priority resolver Physics 13 Expired
US5136500A Multiple shared memory arrangement wherein multiple processors individually and concurrently access any one of plural memories Physics 13 Expired
US4491908A Microprogrammed control of extended integer and commercial instruction processor instructions through use of a data type field in a central processor unit Physics 12 Expired
US4837738A Address boundary detector Physics 11 Expired
US4451883A Bus sourcing and shifter control of a central processing unit Physics 11 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.