Inventor · disambiguated record
Tzu-Fen Chang
Also filed as: CHANG TZU-FEN
2 granted patents·1 pending application·43 citations·filing 2007–2008
64Inventor score
Technology areasH02J
Top patents by PatentIndex Score
3 records- 0173USD611914SControl boxHIWIN MIKROSYSTEM CORP·Filed 2008·Granted Mar 16, 2010·25 cites·1 claims
- 0265USD609196SControl boxHIWIN MIKROSYSTEM CORP·Filed 2008·Granted Feb 2, 2010·18 cites·1 claims
- 0338US2008252258A1Charging Method for a Lead-acid BatteryCHANG TZU-FEN·Filed 2007·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Tzu-Fen Chang 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 →