Inventor
TSANG ANDREW L
US7 patents
⚠️ This page may combine multiple inventors who share the name “TSANG ANDREW L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROCKWELL AUTOMATION TECH INC
5 patentsUS9824841B2Nov 21, 2017
Safety switch and associated methods
ROCKWELL AUTOMATION TECH INC10 citations81
US11075046B2Jul 27, 2021
Safety switch and associated methods
ROCKWELL AUTOMATION TECH INC1 citations70
US10072997B2Sep 11, 2018
Safety switch with imbalance test
ROCKWELL AUTOMATION TECH INC5 citations70
US10304648B2May 28, 2019
Safety switch and associated methods
ROCKWELL AUTOMATION TECH INC0 citations49
US10665412B2May 26, 2020
Safety switch and associated methods
ROCKWELL AUTOMATION TECH INC0 citations46