. "sor in a multiprocessor ring adjusting its own assigned task list based on workload thresholdUS5216603Oct 17, 1990Jun 1, 1993Action Technologies, Inc.Method and apparatus for structuring and managing human communications by explicitly defining the types of communications permitted between participantsUS5321841Jan 29, 1993Jun 14, 1994Digital Equipment CorporationSystem for determining the rights of" . . . .