George Bromfield
22Patents
12h-index
12Co-inventors
78Inventor score
Filing activity: May 5, 1988 → Nov 22, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7554343B2 | Ultrasonic transducer control method and system | Performing Operations; Transporting | 1,283 | Active |
| US5843109A | Ultrasonic handpiece with multiple piezoelectric elements and heat dissipator | Human Necessities | 532 | Expired |
| US5879364A | Internal ultrasonic tip amplifier | Human Necessities | 423 | Expired |
| US8033173B2 | Amplifying ultrasonic waveguides | Human Necessities | 234 | Active |
| US5746756A | Internal ultrasonic tip amplifier | Human Necessities | 51 | Expired |
| US8610334B2 | Ultrasonic torsional mode and longitudinal-torsional mode transducer | Human Necessities | 37 | Active |
| US7627936B2 | Methods of manufacture of a transducer devices actuators | Emerging Cross-Sectional Technologies | 33 | Active |
| US7424883B2 | Ultrasonic fuel injector | Mechanical Engineering; Lighting; Heating | 30 | Active |
| US5016228A | Sonar transducers | Electricity | 29 | Expired |
| US4964106A | Flextensional sonar transducer assembly | Physics | 22 | Expired |
| US5345428A | Flextensional transducers | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7735751B2 | Ultrasonic liquid delivery device | Mechanical Engineering; Lighting; Heating | 17 | Active |
| US4845687A | Flextensional sonar transducer assembly | Emerging Cross-Sectional Technologies | 12 | Expired |
| US8395299B2 | Ultrasonic torsional mode and longitudinal-torsional mode transducer system | Human Necessities | 3 | Active |
| US10485699B2 | Systems and methods for transverse phacoemulsification | Human Necessities | 3 | Active |
| US7744015B2 | Ultrasonic fuel injector | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8028930B2 | Ultrasonic fuel injector | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US10478336B2 | Systems and methods for transverse phacoemulsification | Human Necessities | 2 | Active |
| US5029148A | Sonar Transducers | Electricity | 1 | Expired |
| US7918211B2 | Ultrasonic fuel injector | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11504272B2 | Systems and methods for transverse phacoemulsification | Human Necessities | 1 | Active |
| US8459122B2 | Amplifying ultrasonic waveguides | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.