Inventor
SPELTZ ALEX J
US7 patents
Patents
7 patentsUS11258343B2Feb 22, 2022
Double helix actuator with magnetic sections having alternating polarities
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US10976824B1Apr 13, 2021
Reluctance haptic engine for an electronic device
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US10613678B1Apr 7, 2020
Input device with haptic feedback
APPLE INC4 citations71
US10694014B2Jun 23, 2020
Haptic locomotion using wide-band actuator
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US10510224B2Dec 17, 2019
Haptic actuator having movable bodies along an arcuate path of travel and related methods
APPLE INC1 citations59
US10831276B2Nov 10, 2020
Tungsten frame of a haptic feedback module for a portable electronic device
APPLE INC1 citations56
US11569721B2Jan 31, 2023
Haptic actuator including permanent magnet within coil passageways when unpowered and related methods
APPLE INC0 citations50