Inventor · disambiguated record
Leon Han
Also filed as: HAN LEON · HAN LEON M
11 granted patents·1 pending application·120 citations·filing 1986–2009
90Inventor score
Top patents by PatentIndex Score
12 records- 0167US6090208APrevention of clogging in CVD apparatusADVANCED MICRO DEVICES INC·Filed 1998·Granted Jul 18, 2000·26 cites·6 claims
- 0263US7757891B2Method and apparatus for providing constant liquid rates and dispensing precisely repeatable liquid volumesCHEMFLOW SYSTEMS INC·Filed 2007·Granted Jul 20, 2010·5 cites·16 claims
- 0362US6027240AApparatus and method for precise mixing, delivery and transfer of chemicalsFiled 1998·Granted Feb 22, 2000·31 cites·12 claims
- 0453US5817575APrevention of clogging in CVD apparatusADVANCED MICRO DEVICES INC·Filed 1996·Granted Oct 6, 1998·14 cites·43 claims
- 0550US6988717B2Method and system for near saturation humidification of a gas flowCHEMFLOW SYSTEMS INC·Filed 2003·Granted Jan 24, 2006·6 cites·33 claims
- 0650US6550649B2Counter balanced effluence transfer systemCHEMFLOW SYSTEMS INC·Filed 2001·Granted Apr 22, 2003·10 cites·13 claims
- 0743US6270246B1Apparatus and method for precise mixing, delivery and transfer of chemicalsFiled 1999·Granted Aug 7, 2001·12 cites·14 claims
- 0842US8646494B2Apparatus and method for rapidly adjustable liquid blending ratioHAN LEON·Filed 2009·Granted Feb 11, 2014·0 cites·10 claims
- 0942US8292123B2Apparatus and method for synchronized flow from volumetric tanksHAN LEON·Filed 2009·Granted Oct 23, 2012·0 cites·20 claims
- 1035US6306282B1Sludge-free treatment of copper CMP wastesADVANCED MICRO DEVICES INC·Filed 1999·Granted Oct 23, 2001·11 cites·20 claims
- 1134US2003000598A1Automatic effluence transfer systemFiled 2002·Application pending·0 cites
- 1230US4793253AMachine for printing seller identification on lottery ticketsHAN LEON M·Filed 1986·Granted Dec 27, 1988·5 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Leon Han 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 →