Inventor
BUCHAN NICHOLAS IAN
US21 patents
⚠️ This page may combine multiple inventors who share the name “BUCHAN NICHOLAS IAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QUALCOMM INC
16 patentsUS9323393B2Apr 26, 2016
Display with peripherally configured ultrasonic biometric sensor
QUALCOMM INC70 citations97
US9945818B2Apr 17, 2018
Ultrasonic authenticating button
QUALCOMM INC81 citations95
US10891458B2Jan 12, 2021
Module architecture for large area ultrasonic fingerprint sensor
QUALCOMM INC2 citations73
US11003884B2May 11, 2021
Fingerprint sensor device and methods thereof
QUALCOMM INC5 citations72
US11126814B2Sep 21, 2021
Ultrasonic fingerprint sensor with flexible substrate
QUALCOMM INC3 citations71
US10929636B2Feb 23, 2021
Ultrasonic fingerprint sensor with electrically nonconductive acoustic layer
QUALCOMM INC3 citations71
US12284481B2Apr 22, 2025
Audio speaker and proximity sensor with piezoelectric polymer technology
QUALCOMM INC1 citations64
US11393239B2Jul 19, 2022
Multiple-frequency ultrasonic sensor system
QUALCOMM INC0 citations62
US11275923B2Mar 15, 2022
Ultrasonic fingerprint sensor with low-frequency vibration source
QUALCOMM INC0 citations62
US11182587B2Nov 23, 2021
Ultrasonic fingerprint sensor with low-frequency vibration source
QUALCOMM INC0 citations62
US11063203B2Jul 13, 2021
Apparatus and method for poling a piezoelectric film
QUALCOMM INC1 citations62
US10943084B2Mar 9, 2021
Multifunctional, multimodal, under-display sensor
QUALCOMM INC0 citations62
US12327426B2Jun 10, 2025
Ultrasonic fingerprint sensor for under-display applications
QUALCOMM INC0 citations60
US11087108B2Aug 10, 2021
Fingerprint sensor system including metamaterial
QUALCOMM INC0 citations59
US11281881B2Mar 22, 2022
Device including an ultrasonic fingerprint sensor and a coulomb force apparatus
QUALCOMM INC0 citations56
US10516092B2Dec 24, 2019
Interface substrate and method of making the same
QUALCOMM INC0 citations48