Inventor
George Bromfield
Inventor
Salt Lake City, UT, US
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B06Bprimary
B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general24%
A61BDiagnosis20%
G10KSound-producing devices15%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof11%
A61FFilters implantable into blood vessels7%
Y10TTechnical subjects covered by former us classification7%
A61CDentistry4%
A61NElectrotherapy4%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers4%
B05BSpraying apparatus2%
PatentTitleYear
10,485,699Systems and methods for transverse phacoemulsification201910,478,336Systems and methods for transverse phacoemulsification20198,610,334'Ultrasonic torsional mode and longitudinal-torsional mode transducer'20138,459,122'Amplifying ultrasonic waveguides'20138,395,299'Ultrasonic torsional mode and longitudinal-torsional mode transducer system'20138,033,173'Amplifying ultrasonic waveguides'20118,028,930'Ultrasonic fuel injector'20117,918,211'Ultrasonic fuel injector'20117,744,015'Ultrasonic fuel injector'20107,735,751'Ultrasonic liquid delivery device'20107,627,936'Methods of manufacture of a transducer devices actuators'20097,554,343'Ultrasonic transducer control method and system'20097,424,883'Ultrasonic fuel injector'20085,879,364'Internal ultrasonic tip amplifier'19995,843,109'Ultrasonic handpiece with multiple piezoelectric elements and heat dissipator'19985,746,756'Internal ultrasonic tip amplifier'19985,345,428'Flextensional transducers'19945,029,148'Sonar Transducers'19915,016,228'Sonar transducers'19914,964,106'Flextensional sonar transducer assembly'19904,845,687'Flextensional sonar transducer assembly'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–1990Patents assigned to EDO WESTERN CORP (2)· patent assignee history
1989–2019Based in Salt Lake City, UT, US· patent location history
1991–1994Patents assigned to SECR DEFENCE BRIT (3)· patent assignee history
1991Based in Martinstown, GB· patent location history
1994Based in Dorset, GB· patent location history
1998–1999Patents assigned to ETHICON ENDO SURGERY INC (2)· patent assignee history
1998–1999Based in Murray, UT, US· patent location history
2008–2013Patents assigned to KIMBERLY CLARK CO (7)· patent assignee history
2013–2019Patents assigned to BROMFIELD GEORGE (5)· patent assignee history
2019Based in Santa Ana, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KIMBERLY CLARK CO | 7 | 2008–2013 |
| BROMFIELD GEORGEself | 5 | 2013–2019 |
| SECR DEFENCE BRIT | 3 | 1991–1994 |
| EDO WESTERN CORP | 2 | 1989–1990 |
| ETHICON ENDO SURGERY INC | 2 | 1998–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Salt Lake City, UT, US | 15 | 1989–2019 |
| Murray, UT, US | 2 | 1998–1999 |
| Martinstown, GB | 2 | 1991 |
| Santa Ana, California, US | 1 | 2019 |
| Dorset, GB | 1 | 1994 |