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Inventor

Paul D. Freiburger

Inventor
Seattle, WA, US

Overview

30→
Patents
1994–2020
Patent span
Physics
Primary field (CPC G)

Patents· 30 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Bprimary
A61BDiagnosis45%
G01SRadio direction-finding32%
G06TImage data processing or generation, in general10%
G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data5%
A61NElectrotherapy2%
G01NInvestigating or analysing materials by determining their chemical or physical properties2%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them2%
G06VImage or video recognition or understanding2%
G08CTransmission systems for measured values, control or similar signals2%
PatentTitleYear
10,813,626Spectral doppler detection202010,575,825Doppler imaging202010,338,203Classification preprocessing in medical ultrasound shear wave imaging201910,004,474Tissue density quantification using shear wave information in medical ultrasound scanning20189,700,285'Spectral doppler imaging with interruption avoidance'20179,414,805'Spectral Doppler with multiple spatially distinct gates'20169,398,898'Multiple beam spectral doppler in medical diagnostic ultrasound imaging'20169,244,169'Measuring acoustic absorption or attenuation of ultrasound'20169,239,373'Adaptive image optimization in induced wave ultrasound imaging'20169,011,338'Gap filling for spectral doppler ultrasound'20158,696,577'Tongue imaging in medical diagnostic ultrasound'20148,197,408'Sparse tissue property measurements in medical ultrasound imaging'20128,187,187'Shear wave imaging'20128,137,275'Tissue complex modulus and/or viscosity ultrasound imaging'20127,972,268'Steered continuous wave doppler methods for two-dimensional ultrasound transducer arrays'20117,951,085'Automatic optimization in spectral doppler ultrasound imaging'20117,912,264'Multi-volume rendering of single mode data in medical diagnostic imaging'20117,862,509'Measuring transducer movement methods and systems for multi-dimensional ultrasound imaging'20117,846,097'Measuring transducer movement methods and systems for multi-dimensional ultrasound imaging'20107,828,738'Steered continuous wave doppler methods and systems for two-dimensional ultrasound transducer arrays'20107,637,871'Steered continuous wave doppler methods and systems for two-dimensional ultrasound transducer arrays'20097,597,664'Measuring transducer movement methods and systems for multi-dimensional ultrasound imaging'20097,578,792'Automatic optimization in spectral Doppler ultrasound imaging'20097,150,716'Measuring transducer movement methods and systems for multi-dimensional ultrasound imaging'20067,097,619'Elevation beam pattern variation for ultrasound imaging'20066,733,453'Elevation compounding for ultrasound imaging'20046,364,838'Pulsed wave doppler processing using aliased spectral data'20026,176,830'Method and system for pre-determining spectral doppler user parameters'20015,673,699'Method and apparatus for abberation correction in the presence of a distributed aberrator'19975,331,964'Ultrasonic phased array imaging system with high speed adaptive processing using selected elements'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Based in Dubuque, IA, US· patent location history
1997–2012Based in Issaquah, WA, US· patent location history
2001–2002Based in Bellevue, WA, US· patent location history
2002–2016Patents assigned to SIEMENS MEDICAL SOLUTIONS (20)· patent assignee history
2004–2020Based in Seattle, WA, US· patent location history
2012–2019Patents assigned to FAN LIEXIANG (7)· patent assignee history
2012–2019Patents assigned to FREIBURGER PAUL (6)· patent assignee history
2014–2016Patents assigned to FREIBURGER PAUL DONALD (4)· patent assignee history
2016–2020Patents assigned to SIEMENS MEDICAL SOLUTIONS USA INC (7)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SIEMENS MEDICAL SOLUTIONS202002–2016
FAN LIEXIANG72012–2019
SIEMENS MEDICAL SOLUTIONS USA INC72016–2020
FREIBURGER PAULself62012–2019
FREIBURGER PAUL DONALDself42014–2016
Locations
LocationPatentsSpan
Seattle, Washington, US232004–2020
Issaquah, Washington, US41997–2012
Bellevue, Washington, US22001–2002
Dubuque, IA, US11994