Inventor · Medfield, MA, US

Jonathan J. Bernstein

75Patents
24h-index
72Co-inventors
91Inventor score

Filing activity: Jul 7, 1986 → Nov 3, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5163421A In vivo ultrasonic system with angioplasty and ultrasonic contrast imaging Human Necessities 621 Expired
US5452268A Acoustic transducer with improved low frequency response Electricity 231 Expired
US5146435A Acoustic transducer Emerging Cross-Sectional Technologies 198 Expired
US5216490A Bridge electrodes for microelectromechanical devices Physics 197 Expired
US5203208A Symmetrical micromechanical gyroscope Physics 181 Expired
US5349855A Comb drive micromechanical tuning fork gyro Electricity 175 Expired
US6388789B1 Multi-axis magnetically actuated device Emerging Cross-Sectional Technologies 121 Expired
US6257059A Microfabricated tuning fork gyroscope and associated three-axis inertial measurement system to sense out-of-plane rotation Physics 89 Expired
US5956292A Monolithic micromachined piezoelectric acoustic transducer and transducer array and method of making same Emerging Cross-Sectional Technologies 76 Expired
US5767405A Comb-drive micromechanical tuning fork gyroscope with piezoelectric readout Electricity 68 Expired
US6778728B2 Micro-electro-mechanical mirror devices having a high linear mirror fill factor Physics 58 Expired
US5496436A Comb drive micromechanical tuning fork gyro fabrication method Electricity 58 Expired
US4705659A Carbon film oxidation for free-standing film formation Emerging Cross-Sectional Technologies 58 Expired
US6894823B2 Magnetically actuated microelectromechanical devices and method of manufacture Physics 55 Expired
US5303210A Integrated resonant cavity acoustic transducer Physics 50 Expired
US5684324A Acoustic transducer chip Emerging Cross-Sectional Technologies 50 Expired
US6989921B2 Magnetically actuated micro-electro-mechanical apparatus and method of manufacture Performing Operations; Transporting 48 Expired
US5596222A Wafer of transducer chips Emerging Cross-Sectional Technologies 33 Expired
US6760145B1 Actuator for dual-axis rotation micromirror Physics 32 Expired
US6222304A Micro-shell transducer Electricity 27 Expired
US7015780B2 Apparatus, device and method for generating magnetic field gradient Physics 25 Expired
US6168906A Micromachined membrane with locally compliant and stiff regions and method of making same Performing Operations; Transporting 24 Expired
US6028389A Micromachined piezoelectric transducer Electricity 24 Expired
US5335210A Integrated liquid crystal acoustic transducer Electricity 24 Expired
US6323580A Ferroic transducer Electricity 23 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.