Patent assignee · US · COMPANY

Quartzdyne, Inc.

18Patents
13Active
18Granted
46Portfolio score

Filing activity: Jan 15, 1992 → Dec 17, 2018 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5471882A Quartz thickness-shear mode resonator temperature-compensated pressure transducer with matching thermal time constants of pressure and temperature sensors Physics 49 Expired
US5231880A Pressure transducer assembly Physics 42 Expired
US5337612A Apparatus for pressure transducer isolation Physics 40 Expired
US5578759A Pressure sensor with enhanced sensitivity Physics 16 Expired
US5166645A Differential mixer oscillator Electricity 14 Expired
US8333117B2 Isolation elements including one or more diaphragms, sensors including isolation elements, and related methods Emerging Cross-Sectional Technologies 7 Active
US10018033B2 Downhole distributed sensor arrays for measuring at least one of pressure and temperature, downhole distributed sensor arrays including at least one weld joint, and methods of forming sensors arrays for downhole use including welding Fixed Constructions 4 Active
US10132156B2 Downhole distributed pressure sensor arrays, downhole pressure sensors, downhole distributed pressure sensor arrays including quartz resonator sensors, and related methods Electricity 4 Active
US10048146B2 Thickness shear mode resonator sensors and methods of forming a plurality of resonator sensors Emerging Cross-Sectional Technologies 2 Active
US9964459B2 Pass-throughs for use with sensor assemblies, sensor assemblies including at least one pass-through and related methods Physics 2 Active
US9717148B2 Methods of forming a microelectronic device structure, and related microelectronic device structures and microelectronic devices Electricity 1 Active
US9528896B2 Quartz resonator pressure transducers and methods of operation Electricity 1 Active
US10767463B2 Downhole distributed pressure sensor arrays, pressure sensors, downhole distributed pressure sensor arrays including quartz resonator sensors, and related methods Electricity 0 Active
US10136520B2 Methods of forming a microelectronic device structure, and related microelectronic device structures and microelectronic devices Electricity 0 Active
US10118257B2 Conditioned isolation elements and sensor assemblies Performing Operations; Transporting 0 Active
US11015435B2 Distributed sensor arrays for measuring one or more of pressure and temperature and related methods and assemblies Fixed Constructions 0 Active
US10330551B2 Pass-throughs for use with sensor assemblies, sensor assemblies including at least one pass-through and related methods Physics 0 Active
US10408699B2 Quartz resonator pressure transducers and methods of operation Electricity 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.