Inventor
CAMPBELL JOHN J
GB18 patents
⚠️ This page may combine multiple inventors who share the name “CAMPBELL JOHN J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
8 patentsUS7725448B2May 25, 2010
Method and system for disjunctive single index access
IBM8 citations83
US9917885B2Mar 13, 2018
Managing transactional data for high use databases
IBM8 citations82
US9519649B2Dec 13, 2016
Free space management in a database
IBM3 citations68
US9892145B2Feb 13, 2018
Free space management in a database
IBM1 citations58
US7644063B2Jan 5, 2010
Apparatus, system, and method for ensuring query execution plan stability in a database management system
IBM6 citations57
US9774662B2Sep 26, 2017
Managing transactional data for high use databases
IBM1 citations51
US10585870B2Mar 10, 2020
Free space management in a database
IBM0 citations48
US10929370B2Feb 23, 2021
Index maintenance management of a relational database management system
IBM0 citations46
CATERPILLAR TRACTOR CO
5 patentsUS4069886AJan 24, 1978
Auxiliary hydrostatic front wheel drive system
CATERPILLAR TRACTOR CO24 citations82
US4092878AJun 6, 1978
Floating carrier retention for a planetary gearset
CATERPILLAR TRACTOR CO29 citations81
US4104933AAug 8, 1978
Planet gear positioning and retaining mechanism
CATERPILLAR TRACTOR CO15 citations73
US3960061AJun 1, 1976
Mounting arrangement for a hydraulic motor
CATERPILLAR TRACTOR CO8 citations73
US4142600AMar 6, 1979
Control system for auxiliary front wheel drive
CATERPILLAR TRACTOR CO6 citations62
WESTINGHOUSE ELECTRIC CORP
4 patentsUS4983282AJan 8, 1991
Apparatus for removing liquid from a composition and for storing the deliquified composition
WESTINGHOUSE ELECTRIC CORP30 citations90
US5227060AJul 13, 1993
Apparatus and method for removing liquid from a composition and for storing the deliquified composition
WESTINGHOUSE ELECTRIC CORP17 citations71
US5143615ASep 1, 1992
Apparatus and method for removing liquid from a composition and for storing the deliquified composition
WESTINGHOUSE ELECTRIC CORP15 citations71
US5022995AJun 11, 1991
Apparatus and method for removing liquid from a composition and for storing the deliquified composition
WESTINGHOUSE ELECTRIC CORP15 citations71