Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Communications network access rights arbitration

Communications network access rights arbitration

US Patent 4509117 · Granted Apr 2, 1985

Estimated economic value: $6,702,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Distributed control system with multiple control levels and/or downloading2008
Distributed control system including a compact easily-extensible and serviceable2003
Printed circuit board including removable auxiliary area with test points2003
Control device with PCMCIA card for communications with field device2002
Distributed control system including a compact easily-extensible and serviceable2002
Distributed control system including a compact, easily-extensible and serviceabl2001
I/O connector module for a field controller in a distributed control system2001
Distributed control system including a compact easily-extensible and serviceable2000
I/O connector module for a field controller in a distributed control system2000
Industrial field controlling device with controller and expansion modules1999
Protection against communications crosstalk in a factory process control system1999
Field controller housing1998