Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Electromagnetic wave reflective type, low cost, active proximity sensor for harsh environments

Electromagnetic wave reflective type, low cost, active proximity sensor for harsh environments

US Patent 5600253 · Granted Feb 4, 1997

Estimated economic value: $7,208,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Ballistic resistant case for rechargeable batteries2025
Electrical power storage subsystem2024
Secondary battery housing with control electronics2019
Modular battery case for prismatic cells and portable off-grid power storage and2019
Battery charger2018
Adapter for foldable battery charger2016
Foldable battery charger2015
Protection, monitoring or indication apparatus for a direct current electrical g2014
System and method of dynamic regulation of real power to a load2012
Passive battery discharge device2012
Direct current arc fault circuit interrupter, direct current arc fault detector,2012
System and method for performing ultracapacitor cell balancing2012