Inventor
WESTCOTT DOUGLAS W
US22 patents
⚠️ This page may combine multiple inventors who share the name “WESTCOTT DOUGLAS W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
21 patentsUS6233644B1May 15, 2001
System of performing parallel cleanup of segments of a lock structure located within a coupling facility
IBM54 citations96
US6178421B1Jan 23, 2001
Method of performing parallel cleanup of segments of a lock structure
IBM56 citations96
US6862595B1Mar 1, 2005
Method and apparatus for implementing a shared message queue using a list structure
IBM54 citations95
US5151981ASep 29, 1992
Instruction sampling instrumentation
IBM188 citations94
US6859866B2Feb 22, 2005
Synchronizing processing of commands invoked against duplexed coupling facility structures
IBM17 citations92
US5574938ANov 12, 1996
Allowed operational-link transceiver table verifies the operational status of transceivers in a multiple conductor data transmission link
IBM28 citations92
US5548623AAug 20, 1996
Null words for pacing serial links to driver and receiver speeds
IBM22 citations92
US5509122AApr 16, 1996
Configurable, recoverable parallel bus
IBM34 citations92
US5455831AOct 3, 1995
Frame group transmission and reception for parallel/serial buses
IBM50 citations92
US5412803AMay 2, 1995
Communications system having plurality of originator and corresponding recipient buffers with each buffer having three different logical areas for transmitting messages in single transfer
IBM35 citations92
US5357608AOct 18, 1994
Configurable, recoverable parallel bus
IBM42 citations92
US6963882B1Nov 8, 2005
Method and apparatus for processing a list structure
IBM49 citations91
US4404519ASep 13, 1983
Testing embedded arrays in large scale integrated circuits
IBM26 citations82
US5481738AJan 2, 1996
Apparatus and method for communicating a quiesce and unquiesce state between elements of a data processing complex
IBM18 citations81
US5267240ANov 30, 1993
Frame-group transmission and reception for parallel/serial buses
IBM19 citations81
US6185562B1Feb 6, 2001
Performing parallel cleanup of segments of a lock structure
IBM13 citations73
US5418939AMay 23, 1995
Concurrent maintenance of degraded parallel/serial buses
IBM15 citations73
US4570082AFeb 11, 1986
Single clocked latch circuit
IBM8 citations72
US4564772AJan 14, 1986
Latching circuit speed-up technique
IBM9 citations72
US4439690AMar 27, 1984
Three-gate hazard-free polarity hold latch
IBM9 citations67
US4194245AMar 18, 1980
System for randomly accessing a recirculating memory
IBM2 citations61