Inventor · Shanghai, CN

Li-Ping Wang

69Patents
9h-index
146Co-inventors
81Inventor score

Filing activity: Dec 4, 1998 → Jan 31, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6753130B1 Resist removal from patterned recording media Physics 27 Expired
US6387530B1 Patterned magnetic media via thermally induced phase transition Emerging Cross-Sectional Technologies 22 Expired
US8859995B2 End of service life indicator for organic vapor respirator filter cartridge Physics 16 Active
US6377414B1 Magnetic media patterning utilizing heat-induced phase transition Physics 16 Expired
US6680079B1 Planarization and corrosion protection of patterned magnetic media Physics 14 Expired
US6821627B2 Planarization and corrosion protection of patterned magnetic media Physics 12 Expired
US6377413B1 Method and apparatus for encoding identification information on a magnetic disc Emerging Cross-Sectional Technologies 10 Expired
US7028743B1 High field contrast magnetic stampers/imprinters for contact patterning of magnetic media Electricity 10 Expired
US6483299B1 Apparatus and method for measuring magnetic properties of recording mediums Physics 9 Expired
US7050248B1 Method and apparatus for patterning magnetic media by contact printing Physics 8 Expired
US6490117B1 Method of thermally printing servo patterns on magnetic media Physics 8 Expired
US6658922B2 Optical equipment assemblies and techniques indexed to a common spindle Emerging Cross-Sectional Technologies 7 Expired
US6187413A Media landing zone with recess for texturing features Emerging Cross-Sectional Technologies 6 Expired
US7218466B1 Contact printing of magnetic media with mechanically reinforced and/or gas venting stamper Physics 6 Expired
US6301797A Recognizing and compensating for disk shift in computer disk drives Emerging Cross-Sectional Technologies 5 Expired
US7351484B2 High field contrast magnetic stampers/imprinters for contact patterning of magnetic media Electricity 5 Expired
US9773766B2 Semiconductor device including independent film layer for embedding and/or spacing semiconductor die Electricity 4 Active
US7244521B2 System and method for improving corrosion resistance of magnetic media Physics 4 Expired
US9330885B2 Method of stack patterning using a ion etching Electricity 3 Active
US7719164B2 Patterned dielectric elastomer actuator and method of fabricating the same Emerging Cross-Sectional Technologies 3 Active
US6950253B2 Contact magnetic printing of magnetic media using actuated magnet poles and stampers Physics 3 Expired
US8499813B2 System for separating a diced semiconductor die from a die attach tape Emerging Cross-Sectional Technologies 3 Active
US8911670B2 LED activated photocatalyst air filter Emerging Cross-Sectional Technologies 3 Active
US6781785B2 Method and system for utilizing circular marks in position error signal patterns Physics 3 Expired
US6879458B2 Method for thermally writing servo patterns on magnetic media Physics 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.