Quantité totale PI	32
Rang # Quantité totale PI	43 401
Note d'activité PI	1,4/5.0    5
Rang # Activité PI	190 108
Classe Nice dominante	Appareils et instruments scienti...

Brevets Marques 11 4 12 4 0 0 1
Dernier brevet	2019 - Methods and devices for high sta...
Premier brevet	1962 - Circuit providing a constant cur...
Dernière marque	2017 - GUILDLINE INSTRUMENTS
Première marque	1965 - GUILDLINE

Industrie (Classification de Nice)

Derniers inventions, produits et services 2019 Invention Methods and devices for high stability precision voltage dividers. Resistor voltage dividers are ... 2018 Invention Null detector devices and systems employing same. Within electrical test equipment systems compar... 2017 P/S Electrical measuring instruments and parts thereof namely resistance thermometry bridges and rang... P/S Current generators Current sources, namely, batteries; power analyzers; voltage dividers; Null de... P/S Current sources, namely, current generators Quantum hall systems consisting primarily of supercon... P/S Quantum Hall Resistance Measurement Systems consisting of superconducting magnets, printed circui... P/S Null Detectors, namely devices for measuring and comparing Voltage and Current Sources, both DC a... Invention Methods and devices for ac current sources, precision current transducers and detectors. Precisio... 2016 Invention Methods and systems relating to improved ac signal performance of dual stage transformers. Accura... Invention Asynchronous ac measurement system. Accurate measurements of electrical power at various points o... 2014 Invention Methods and systems relating to ac current measurements. Accurate measurements of electrical powe... Invention Methods and systems for accuracy improvement in current comparators. The continued drive for impr... Invention Methods and systems for accuracy improvement in current comparators. Precision AC and DC voltage,... 2012 Invention High current precision resistance measurement system. A resistance testing apparatus makes use of... 2009 Invention Precision ac current measurement shunts. A more precise and cost effective means than previously ... 2006 P/S Electrical measuring instruments and standards and parts thereof, namely, resistance bridges and ... P/S Electrical measuring instruments and standards and parts thereof namely resistance bridges and ra... 1965 P/S ELECTRICAL MEASURING INSTRUMENTS AND STANDARDS AND PARTS THEREOF-NAMELY, [ POTENTIOMETERS;] BRIDG... P/S Electrical measuring instruments and standards and parts thereof. 1962 Invention Circuit providing a constant current or voltage source