Inventor
TAM CHING YU JOHN
US27 patents
⚠️ This page may combine multiple inventors who share the name “TAM CHING YU JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
APPLE INC
13 patentsUS8008613B2Aug 30, 2011
Light sensing device having a color sensor and a clear sensor for infrared rejection
APPLE INC41 citations96
US9109952B2Aug 18, 2015
Hidden sensors in an electronic device
APPLE INC6 citations84
US8368355B2Feb 5, 2013
Portable electronic device power manager with current limit feedback control loop modification for stabilizing an external power supply
APPLE INC12 citations84
US8350533B2Jan 8, 2013
Portable electronic device having automatic low temperature battery charging capability
APPLE INC17 citations84
US10236683B2Mar 19, 2019
Corrosion mitigation for an external connector of an electronic device
APPLE INC7 citations81
US10591430B2Mar 17, 2020
Method and system for detecting moisture on a connector contact
APPLE INC3 citations69
US9186702B2Nov 17, 2015
Controlling vibrations from multiple vibrator motors in a mobile communications device
APPLE INC3 citations63
US8653796B2Feb 18, 2014
Portable electronic device power manager with current Limit feedback control loop modification for stabilizing an external power supply
APPLE INC2 citations63
US8581193B2Nov 12, 2013
Hidden sensors in an electronic device
APPLE INC1 citations62
US11095119B2Aug 17, 2021
Corrosion mitigation for an external connector of an electronic device
APPLE INC1 citations59
US10091590B2Oct 2, 2018
Hearing aid detection
APPLE INC0 citations52
US9441829B2Sep 13, 2016
Portable electronic device
APPLE INC0 citations52
US9755559B2Sep 5, 2017
Vibrator motor speed determination in a mobile communications device
APPLE INC0 citations48
TAM CHING YU JOHN
11 patentsUS8712485B2Apr 29, 2014
Proximity sensor arrangement in a mobile device
TAM CHING YU JOHN274 citations98
US8793094B2Jul 29, 2014
Vibrator motor speed determination in a mobile communications device
TAM CHING YU JOHN61 citations93
US8996082B2Mar 31, 2015
Proximity sensor arrangement having a cold mirror in a mobile device
TAM CHING YU JOHN13 citations84
US8536511B2Sep 17, 2013
Light sensing device having a color sensor and a clear sensor for infrared rejection
TAM CHING YU JOHN7 citations84
US9136509B2Sep 15, 2015
Battery cell with an integrated pouch metal foil terminal
TAM CHING YU JOHN8 citations79
US8688392B2Apr 1, 2014
System and method for testing a light sensor of a portable electronic device
TAM CHING YU JOHN19 citations78
US8860390B2Oct 14, 2014
Switching power supply opposite polarity inductor arrangement
TAM CHING YU JOHN3 citations62
US8610052B2Dec 17, 2013
Testing an infrared proximity sensor
TAM CHING YU JOHN2 citations62
US8217336B2Jul 10, 2012
Light sensing device having a color sensor and a clear sensor for infrared rejection
TAM CHING YU JOHN1 citations62
US8131315B2Mar 6, 2012
Wireless electronic device with multimode audio amplifier
TAM CHING YU JOHN2 citations62
US8767994B2Jul 1, 2014
Gas filled speaker volume
TAM CHING YU JOHN1 citations52