Inventor
FRASER JOHN DOUGLAS
US18 patents
⚠️ This page may combine multiple inventors who share the name “FRASER JOHN DOUGLAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONINKLIJKE PHILIPS NV
5 patentsUS9534949B2Jan 3, 2017
Pre-collapsed capacitive micro-machined transducer cell with stress layer
KONINKLIJKE PHILIPS NV3 citations71
US11446006B2Sep 20, 2022
Adjusting measurements of the effects of acoustic radiation force for background motion effects
KONINKLIJKE PHILIPS NV0 citations62
US10960194B2Mar 30, 2021
Transducer placement and registration for image-guided sonothrombolysis
KONINKLIJKE PHILIPS NV0 citations51
US10128777B2Nov 13, 2018
Pre-collapsed capacitive micro-machined transducer cell with annular-shaped collapsed region
KONINKLIJKE PHILIPS NV0 citations51
US9762148B2Sep 12, 2017
Pre-collapsed capacitive micro-machined transducer cell with annular-shaped collapsed region
KONINKLIJKE PHILIPS NV1 citations51
ATL ULTRASOUND INC
3 patentsUS6328697B1Dec 11, 2001
Capacitive micromachined ultrasonic transducers with improved capacitive response
ATL ULTRASOUND INC117 citations98
US6328696B1Dec 11, 2001
Bias charge regulator for capacitive micromachined ultrasonic transducers
ATL ULTRASOUND INC176 citations98
US6384516B1May 7, 2002
Hex packed two dimensional ultrasonic transducer arrays
ATL ULTRASOUND INC76 citations95
FRASER JOHN DOUGLAS
3 patentsUS10448924B2Oct 22, 2019
Ultrasonic acoustic radiation force excitation for ultrasonic material property measurement and imaging
FRASER JOHN DOUGLAS3 citations68
US8769753B2Jul 8, 2014
Ultrasonic teeth cleaning appliance having spatial, temporal and/or frequency variations
FRASER JOHN DOUGLAS3 citations60
US10485514B2Nov 26, 2019
Adjusting measurements of the effects of acoustic radiation force for background motion effects
FRASER JOHN DOUGLAS0 citations50