Inventor · disambiguated record
Yu-An Chang
Also filed as: CHANG YU-AN
13 granted patents·4 pending applications·162 citations·filing 1987–2025
92Inventor score
Top patents by PatentIndex Score
17 records- 0185US7314460B2Extracorporeal pathogen reduction systemXEP MED INC·Filed 2005·Granted Jan 1, 2008·18 cites·20 claims
- 0280US7900118B2Flash memory system and method for controlling the samePHISON ELECTRONICS CORP·Filed 2007·Granted Mar 1, 2011·13 cites·30 claims
- 0374US7470245B2Extracorporeal pathogen reduction systemXEPMED INC·Filed 2005·Granted Dec 30, 2008·17 cites·17 claims
- 0472US6613507B1Boraadamantane compounds for the treatment of pathogenic viruses and other medical applicationsCHANG YU-AN·Filed 2001·Granted Sep 2, 2003·7 cites·12 claims
- 0566US6969367B2Extracorporeal pathogen reduction systemXEPMED INC·Filed 2003·Granted Nov 29, 2005·32 cites·17 claims
- 0665US6960178B2Apparatus for enhanced plasmapheresis and methods thereofXEPMED INC·Filed 2002·Granted Nov 1, 2005·34 cites·19 claims
- 0760US6423023B1Method and apparatus for enhanced plasmapheresisFiled 2000·Granted Jul 23, 2002·21 cites·20 claims
- 0858US2025285224A1Image processing apparatus and method having storage resource saving mechanismREALTEK SEMICONDUCTOR CORP·Filed 2025·Application pending·0 cites
- 0957US7900012B2Secure storage apparatus and method for controlling the samePHISON ELECTRONICS CORP·Filed 2007·Granted Mar 1, 2011·3 cites·13 claims
- 1057US2025348976A1Image processing method and deviceREALTEK SEMICONDUCTOR CORP·Filed 2024·Application pending·0 cites
- 1148US7987316B2Programming device for non-volatile memory and programming method thereofPHISON ELECTRONICS CORP·Filed 2008·Granted Jul 26, 2011·0 cites·21 claims
- 1247US2008070628A1Monitor apparatus for communication terminalPHISON ELECTRONICS CORP·Filed 2006·Application pending·0 cites
- 1346US5977380AProcess for preparing N-[1- (S)-ethoxycarbonyl-3- phenylpropyl]-L-alanine derivativesEVERLIGHT USA INC·Filed 1999·Granted Nov 2, 1999·6 cites·8 claims
- 1446US2005085908A1New ophthalmic lens materials with high refractive index and biocompatible surfaceFiled 2003·Application pending·0 cites
- 1544US11082200B2Clock data recovery apparatus and methodREALTEK SEMICONDUCTOR CORP·Filed 2020·Granted Aug 3, 2021·0 cites·12 claims
- 1641US5204451AActivating hydroxyl groups of polymeric carriers using 4-fluorobenzenesulfonyl chloride for binding biologically active ligandsBAXTER INT·Filed 1990·Granted Apr 20, 1993·5 cites·13 claims
- 1740US4861873A8-Chloroadenosine 3', 5'-cyclic monophosphate preparationsNUCLEIC ACID RESEARCH INST·Filed 1987·Granted Aug 29, 1989·6 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →