Inventor

TSAI WEI-CHANG

TW3 patents

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

NAT APPLIED RES LABORATORIES

2 patents

US9335201B2May 10, 2016

Liquid level measuring device

NAT APPLIED RES LABORATORIES8 citations82

US9470571B2Oct 18, 2016

Liquid level measuring device

NAT APPLIED RES LABORATORIES7 citations81

TSAI WEI CHANG

1 patent

US5280653AJan 25, 1994

Toilet-seat flush-valve operating device

TSAI WEI CHANG13 citations64