Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Hand-held sound source gun for infrared imaging of sub-surface defects in materials

Hand-held sound source gun for infrared imaging of sub-surface defects in materials

US Patent 6593574 · Granted Jul 15, 2003

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Household photovoltaic system and smart micro-grid system2019
Photovoltaic combiner box monitoring system2019
Additive for positive electrode material, positive electrode material and lithiu2019
Supporting structure for waterborne photovoltaic power generation2018
Insulated gate bipolar transistor driving circuit2018
Power supply circuit and power supply method2018
PV junction unit, PV junction box and method for monitoring current in PV string2017
Method and device for controlling single-phase phase-locked loop2017
Electronic device protective case2016
Method and apparatus for controlling low voltage ride through of photovoltaic gr2016
Maximum power point tracking method and device, and photovoltaic power generatio2016
Decorative paper plate storage units2013