Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Accoustical apparatus and method for measuring water level in a ground water well having obstructions

Accoustical apparatus and method for measuring water level in a ground water well having obstructions

US Patent 7178396 · Granted Feb 20, 2007

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Methods and apparatus for installation and removal of catalyst carriers2025
Armor plate system2023
Modular share pack battery2020
Armor plate damage detection system2019
Airway intubation device2019
Dual bus battery balancing system2019
Airway intubation device2017
System for power balance monitoring in an energy storage battery2017
Modular share pack battery2017
Self heating battery system2015
Automatic flight-safe indicator and method of use for batteries2015
Apparatus and method for monitoring a variety of resource consumption meters2014