P

Inventor

BUTLER CHRISTOPHER J

US25 patents
⚠️ This page may combine multiple inventors who share the name “BUTLER CHRISTOPHER J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

APPLE INC

15 patents
US9542028B2Jan 10, 2017

Temperature compensating transparent force sensor having a compliant layer

APPLE INC61 citations97
US10139959B2Nov 27, 2018

Self-calibration of force sensors and inertial compensation

APPLE INC28 citations94
US10120478B2Nov 6, 2018

Piezo based force sensing

APPLE INC30 citations94
US10048789B2Aug 14, 2018

Force determination employing sheet sensor and capacitive array

APPLE INC18 citations94
US9690413B2Jun 27, 2017

Temperature compensating transparent force sensor having a compliant layer

APPLE INC24 citations94
US9665200B2May 30, 2017

Temperature compensating transparent force sensor

APPLE INC27 citations94
US10386970B2Aug 20, 2019

Force determination based on capacitive sensing

APPLE INC16 citations85
US10739899B2Aug 11, 2020

Force determination employing sheet sensor

APPLE INC5 citations84
US10423265B2Sep 24, 2019

Temperature compensating force sensor

APPLE INC7 citations84
US10379657B2Aug 13, 2019

Force determination employing sheet sensor and capacitive array

APPLE INC7 citations84
US10282014B2May 7, 2019

Operating multiple functions in a display of an electronic device

APPLE INC11 citations84
US10466829B2Nov 5, 2019

Temperature compensating sensor having a compliant layer separating independent force sensing substrates and sense circuitry to obtain a relative measure between the force sensing substrates

APPLE INC2 citations73
US11036341B1Jun 15, 2021

Conductive components in an insulator layer of a touch sensor stackup

APPLE INC2 citations72
US11747950B2Sep 5, 2023

Force determination based on capacitive sensing

APPLE INC0 citations62
US12449940B2Oct 21, 2025

Photo-sensing enabled display for stylus detection

APPLE INC0 citations52

IBM

6 patents

STX APRILIS INC

2 patents

FEDELE VINCENT

1 patent

HAJJAR ROGER A

1 patent