Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Operations control system

Operations control system

US Patent 4272761 · Granted Jun 9, 1981

Estimated economic value: $3,367,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Device for transporting sticky or wet material2011
Approach for controlling audio signals in remote location2010
Method and apparatus for transporting a disabled person1990
Microprocessor-controlled hoist system1987
Digital phase locked loop frequency control system1982
Echo location system which provides for measuring liquid level and flow rate and1981
Flow measuring system1980