Inventor

DU BOIS RYAN JEFFREY

US4 patents

⚠️ This page may combine multiple inventors who share the name “DU BOIS RYAN JEFFREY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TAM CHING YU JOHN

2 patents

US8793094B2Jul 29, 2014

Vibrator motor speed determination in a mobile communications device

TAM CHING YU JOHN61 citations93

US8688392B2Apr 1, 2014

System and method for testing a light sensor of a portable electronic device

TAM CHING YU JOHN19 citations78

CULBERT MICHAEL

1 patent

US8836502B2Sep 16, 2014

Personal media device input and output control based on associated conditions

CULBERT MICHAEL95 citations93

APPLE INC

1 patent

US9755559B2Sep 5, 2017

Vibrator motor speed determination in a mobile communications device

APPLE INC0 citations48