Inventor · disambiguated record
Wei-Chang Tsai
Also filed as: TSAI WEI C · TSAI WEI-CHANG
4 granted patents·3 pending applications·60 citations·filing 1991–2014
77Inventor score
Files withNAT APPLIED RES LABORATORIES3GOLDKEY TECHNOLOGY CORP1HUANG CHUN-MING1TSAI WEI C1TSAI WEI CHANG1
Top patents by PatentIndex Score
7 records- 0186US9335201B2Liquid level measuring deviceNAT APPLIED RES LABORATORIES·Filed 2013·Granted May 10, 2016·8 cites·11 claims
- 0283US9470571B2Liquid level measuring deviceNAT APPLIED RES LABORATORIES·Filed 2014·Granted Oct 18, 2016·7 cites·14 claims
- 0365US5177818AToilet-seat flush-valve operating deviceTSAI WEI C·Filed 1991·Granted Jan 12, 1993·32 cites·12 claims
- 0448US5280653AToilet-seat flush-valve operating deviceTSAI WEI CHANG·Filed 1992·Granted Jan 25, 1994·13 cites·10 claims
- 0543US2015153152A1Magnetic device for measuring scour depthNAT APPLIED RES LABORATORIES·Filed 2013·Application pending·0 cites
- 0635US2011282831A1Device including a virtual drive systemHUANG CHUN-MING·Filed 2010·Application pending·0 cites
- 0735US2002114449A1Modular multiplier and an encryption/decryption processor using the modular multiplierGOLDKEY TECHNOLOGY CORP·Filed 2001·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Wei-Chang Tsai files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →