Inventor · disambiguated record
Chee-Kheng Lim
Also filed as: LIM CHEE KHENG
41 granted patents·7 pending applications·161 citations·filing 2005–2016
97Inventor score
Files withSAMSUNG ELECTRONICS CO LTD30LIM CHEE-KHENG6WESTERN DIGITAL TECH INC4WESTERN DIGITAL FREMONT LLC3SEAGATE TECHNOLOGY INT2
Top patents by PatentIndex Score
48 records- 0191US7639454B2Perpendicular magnetic recording head comprising gap shieldSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Dec 29, 2009·13 cites·8 claims
- 0291US7502248B2Multi-bit magnetic random access memory deviceSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Mar 10, 2009·18 cites·18 claims
- 0388US7902579B2Magnetic memory devices using magnetic domain draggingSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Mar 8, 2011·19 cites·22 claims
- 0487US8115238B2Memory device employing magnetic domain wall movementLIM CHEE-KHENG·Filed 2007·Granted Feb 14, 2012·8 cites·15 claims
- 0586US7835167B2Magnetic domain data storage devices and methods of operating the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Nov 16, 2010·6 cites·14 claims
- 0682US9685187B1Bonding tool and method for high accuracy chip-to-chip bondingWESTERN DIGITAL (FREMONT) LLC·Filed 2014·Granted Jun 20, 2017·3 cites·6 claims
- 0782US7864556B2Magnetic domain information storage device and method of manufacturing the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Jan 4, 2011·4 cites·19 claims
- 0881US7952906B2Information storage devices using magnetic domain wall movement and methods of manufacturing the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted May 31, 2011·8 cites·16 claims
- 0981US7881014B2Patterned magnetic recording medium having reduced magnetic interaction between neighboring magnetic recording layersSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Feb 1, 2011·4 cites·14 claims
- 1080US9337613B1Chip on submount carrier fixtureWESTERN DIGITAL TECH INC·Filed 2013·Granted May 10, 2016·4 cites·5 claims
- 1180US9257138B1Slider assembly and method of manufacturing sameWESTERN DIGITAL FREMONT LLC·Filed 2014·Granted Feb 9, 2016·4 cites·27 claims
- 1280US7336528B2Advanced multi-bit magnetic random access memory deviceSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Feb 26, 2008·12 cites·32 claims
- 1378US7968253B2Nano imprint master and method of manufacturing the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Jun 28, 2011·4 cites·18 claims
- 1475US7965470B2Information storage device using movement of magnetic domain wall, and methods of manufacturing and operating the information storage deviceSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Jun 21, 2011·2 cites·33 claims
- 1575US7869264B2Information storage devices using magnetic domain wall movement and methods of operating the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Jan 11, 2011·2 cites·37 claims
- 1675US7601443B2Perpendicular magnetic recording media with laminated soft magnetic underlayerSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Oct 13, 2009·3 cites·18 claims
- 1774US7881099B2Multibit magnetic random access memory deviceSAMSUNG ELECTRONICS CO LTD·Filed 2009·Granted Feb 1, 2011·7 cites·26 claims
- 1874US7672081B2Perpendicular magnetic recording headSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Mar 2, 2010·2 cites·11 claims
- 1974US7486478B2Magnetic headSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Feb 3, 2009·2 cites·34 claims
- 2073US9315008B1Method and apparatus for aligning an illumination unit to a slider for a magnetic recording deviceWESTERN DIGITAL TECH INC·Filed 2013·Granted Apr 19, 2016·2 cites·13 claims
- 2173US7924594B2Data writing and reading method for memory device employing magnetic domain wall movementSAMSUNG ELECTRONICS CO LTD·Filed 2010·Granted Apr 12, 2011·2 cites·13 claims
- 2270US7684236B2Semiconductor device using magnetic domain wall movementSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Mar 23, 2010·4 cites·14 claims
- 2369US7957175B2Information storage devices using movement of magnetic domain walls and methods of manufacturing the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Jun 7, 2011·6 cites·23 claims
- 2468US7684233B2Multi-bit magnetic memory device using spin-polarized current and methods of manufacturing and operating the sameSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Mar 23, 2010·6 cites·30 claims
- 2567US8523555B2Apparatus comprising substrate and conductive layerKIM HAE-SUNG·Filed 2012·Granted Sep 3, 2013·1 cites·20 claims
- 2667US8098456B2Perpendicular magnetic recording head having a tapered main poleLIM CHEE-KHENG·Filed 2006·Granted Jan 17, 2012·1 cites·18 claims
- 2767US7710756B2Semiconductor device using magnetic domain wall movingSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted May 4, 2010·3 cites·20 claims
- 2865US8889274B2Perpendicular magnetic recording layer with regions having different magnetic anisotropy constantsSEAGATE TECHNOLOGY INT·Filed 2013·Granted Nov 18, 2014·1 cites·20 claims
- 2964US9099145B1High contrast alignment markerWESTERN DIGITAL FREMONT LLC·Filed 2014·Granted Aug 4, 2015·2 cites·23 claims
- 3063US8920153B2Apparatus comprising substrate and conductive layerSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Dec 30, 2014·0 cites·25 claims
- 3160US8361641B2Perpendicular magnetic recording layer with regions having different magnetic anisotropy constantsSEAGATE TECHNOLOGY LLC·Filed 2008·Granted Jan 29, 2013·0 cites·16 claims
- 3257US8349527B2Conductive layer including implanted metal ionsSEAGATE TECHNOLOGY INT·Filed 2011·Granted Jan 8, 2013·0 cites·16 claims
- 3356US8194430B2Information storage devices using movement of magnetic domain wall and methods of manufacturing the information storage deviceLIM CHEE-KHENG·Filed 2007·Granted Jun 5, 2012·3 cites·23 claims
- 3454US7751224B2Data writing and reading method for memory device employing magnetic domain wall movementSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Jul 6, 2010·2 cites·16 claims
- 3552US7652906B2Memory device employing magnetic domain wall movementSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Jan 26, 2010·3 cites·15 claims
- 3652US2016248221A1Chip on submount carrier fixtureWESTERN DIGITAL TECH INC·Filed 2016·Application pending·0 cites
- 3751US2008144217A1Patterned magnetic recording medium and method of manufacturing the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 3850US2007171575A1Perpendicular magnetic recording medium with controlled damping property of soft magnetic underlayerSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 3947US2008137231A1Magnetic recording medium and method of fabricating the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 4047US2007020487A1Perpendicular recording medium having recording layer with controlled properties and method of manufacturing the perpendicular recording mediumSAMSUNG ELECTRONICS CO LTD·Filed 2006·Application pending·0 cites
- 4147US2007230053A1Magnetic recording mediumSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 4246US8411481B2Information storage devices using magnetic domain wall movement and methods of manufacturing the sameLIM CHEE-KHENG·Filed 2011·Granted Apr 2, 2013·0 cites·16 claims
- 4345US2016207297A1Method and apparatus for aligning an illumination unit to a slider for a magnetic recording deviceWESTERN DIGITAL TECH INC·Filed 2016·Application pending·0 cites
- 4444US8339829B2Information storage devices using movement of magnetic domain walls and methods of manufacturing the sameLIM CHEE-KHENG·Filed 2011·Granted Dec 25, 2012·0 cites·16 claims
- 4544US8054666B2Information storage devices using magnetic domain wall movement and methods of manufacturing the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Nov 8, 2011·0 cites·16 claims
- 4641US8007931B2Magnetic recording mediumSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Aug 30, 2011·0 cites·4 claims
- 4739US7567453B2Advanced multi-bit magnetic random access memory deviceSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Jul 28, 2009·0 cites·1 claims
- 4838US8231987B2Magnetic domain data storage devices and methods of manufacturing the sameLIM CHEE-KHENG·Filed 2007·Granted Jul 31, 2012·0 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Chee-Kheng Lim 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 →