Inventor · disambiguated record
Chang-Man Park
Also filed as: PARK CHANG M · PARK CHANG MAN
31 granted patents·5 pending applications·1,288 citations·filing 1974–2019
97Inventor score
Top patents by PatentIndex Score
36 records- 0198US7170725B1Magnetic sensor having an aluminum-nitride seed layer for an anti-ferromagnetic layerWESTERN DIGITAL FREMONT INC·Filed 2004·Granted Jan 30, 2007·154 cites·26 claims
- 0297US7684160B1Magnetoresistive structure having a novel specular and barrier layer combinationWESTERN DIGITAL FREMONT LLC·Filed 2006·Granted Mar 23, 2010·151 cites·18 claims
- 0397US7417832B1Magnetoresistive structure having a novel specular and filter layer combinationWESTERN DIGITAL FREMONT LLC·Filed 2005·Granted Aug 26, 2008·156 cites·18 claims
- 0496US7318947B1Method and apparatus for controlling magnetostriction in a spin valve sensorWESTERN DIGITAL FREMONT LLC·Filed 2004·Granted Jan 15, 2008·146 cites·15 claims
- 0596US7307818B1Method and system for providing a stable spin filterWESTERN DIGITAL FREMONT LLC·Filed 2004·Granted Dec 11, 2007·152 cites·21 claims
- 0694US9129690B2Method and system for providing magnetic junctions having improved characteristicsPARK CHANG-MAN·Filed 2012·Granted Sep 8, 2015·27 cites·8 claims
- 0793US5004830AProcess for oxidation of alkyl aromatic compoundsAMOCO CORP·Filed 1989·Granted Apr 2, 1991·83 cites·6 claims
- 0891US8018691B2CPP dual free layer magnetoresistive head for magnetic data storageHITACHI GLOBAL STORAGE TECH NL·Filed 2008·Granted Sep 13, 2011·19 cites·22 claims
- 0991US4053506AProduction of fiber-grade terephthalic acidSTANDARD OIL CO INDIANA·Filed 1975·Granted Oct 11, 1977·61 cites·7 claims
- 1090US8333898B2Method for manufacturing a magnetic tape head using a TMR sensorBROWN DIANE L·Filed 2010·Granted Dec 18, 2012·19 cites·21 claims
- 1190US5221800AOne step air oxidation of cyclohexane to produce adipic acidAMOCO CORP·Filed 1992·Granted Jun 22, 1993·58 cites·16 claims
- 1289US7595967B1Method for fabricating a spacer layer for a magnetoresistive elementWESTERN DIGITAL FREMONT LLP·Filed 2004·Granted Sep 29, 2009·154 cites·14 claims
- 1387US8786039B2Method and system for providing magnetic junctions having engineered perpendicular magnetic anisotropyAPALKOV DMYTRO·Filed 2012·Granted Jul 22, 2014·11 cites·40 claims
- 1487US8107202B2Magnetoresistive sensor with novel pinned layer structureLEE WEN-YAUNG·Filed 2008·Granted Jan 31, 2012·9 cites·18 claims
- 1586US8427791B2Magnetic tunnel junction having a magnetic insertion layer and methods of producing the sameGAO ZHENG·Filed 2010·Granted Apr 23, 2013·6 cites·21 claims
- 1681US8679301B2Repeatability for RF MgO TMR barrier layer process by implementing Ti pastingPARK CHANG MAN·Filed 2007·Granted Mar 25, 2014·4 cites·11 claims
- 1778US5095141AProcess for pseudocumene oxidation to trimellitic acid with mother liquor recycleAMOCO CORP·Filed 1990·Granted Mar 10, 1992·24 cites·7 claims
- 1873US8296930B2Method for manufacturing a magnetoresistive sensor having a flat shieldFUNADA SHIN·Filed 2009·Granted Oct 30, 2012·9 cites·11 claims
- 1966US3963795ASeparation of isomers by selective melting in an immiscible liquidSTANDARD OIL CO·Filed 1974·Granted Jun 15, 1976·7 cites·9 claims
- 2065US9398798B2Nail art device, system, and method using UV lightYI SUNG WON·Filed 2013·Granted Jul 26, 2016·2 cites·4 claims
- 2159US4946970ASuppression of trimellitic anhydride dustAMOCO CORP·Filed 1988·Granted Aug 7, 1990·6 cites·37 claims
- 2257US8329234B2Mask pack comprising cosmetic cotton-like material prepared from paper mulberryKWON SUN SANG·Filed 2009·Granted Dec 11, 2012·0 cites·10 claims
- 2355US5235070ASuppression of dust from solid aromatic anhydridesAMOCO CORP·Filed 1991·Granted Aug 10, 1993·6 cites·18 claims
- 2453US4614602ALubricant overbased detergent-dispersants with improved solubilityAMOCO CORP·Filed 1985·Granted Sep 30, 1986·12 cites·11 claims
- 2552US5010207AProcess for the production of trimellitic anhydride with superior color propertiesAMOCO CORP·Filed 1990·Granted Apr 23, 1991·5 cites·16 claims
- 2651US2015136164A1Nail art device, system and method using magnetismAMOREPACIFIC CORP·Filed 2013·Application pending·0 cites
- 2747US7485750B2Hydroxamic acid derivatives and the preparation method thereofAMOREPACIFIC CORP·Filed 2006·Granted Feb 3, 2009·0 cites·6 claims
- 2847US4474710APreparation of highly based magnesium sulfonateSTANDARD OIL CO INDIANA·Filed 1982·Granted Oct 2, 1984·3 cites·2 claims
- 2945US9962315B2Electric module for stimulating skinPARK CHANG MAN·Filed 2012·Granted May 8, 2018·0 cites·8 claims
- 3045US8867177B2Magnetic sensor having improved resistance to thermal stress induced instabilityARAKI SATORU·Filed 2010·Granted Oct 21, 2014·0 cites·22 claims
- 3139US5124461AProcess for the production of trimellitic anhydride with improved colorAMOCO CORP·Filed 1991·Granted Jun 23, 1992·3 cites·6 claims
- 3239US2012156390A1Multi-angle hard bias deposition for optimal hard-bias deposition in a magnetic sensorARAKI SATORU·Filed 2010·Application pending·0 cites
- 3335US2015132709A1Teeth whitenerAMOREPACIFIC CORP·Filed 2013·Application pending·0 cites
- 3433US5101050AProcess for the production of aromatic anhydrides and aromatic esters with superior color propertiesAMOCO CORP·Filed 1990·Granted Mar 31, 1992·1 cites·19 claims
- 3533US2012134946A1Composition having antioxidant and whitening effects containing a concentrate of korean rice wineKIM DONG HYUN·Filed 2010·Application pending·0 cites
- 3630US2022270367A1Method and device for automatically recognizing sport court and determining in/out on basis of sameDIBL CO LTD·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →