Inventor · Milpitas, CA, US

Hai Sun

48Patents
18h-index
75Co-inventors
80Inventor score

Filing activity: May 11, 2007 → Sep 25, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8413317B1 Method for fabricating a structure for a microelectric device Emerging Cross-Sectional Technologies 154 Active
US8703397B1 Method for providing side shields for a magnetic recording transducer Physics 153 Active
US7785666B1 Methods for fabricating a magnetic recording device Physics 153 Active
US8072705B1 Method and system for providing a magnetic writer using a BARC Physics 153 Active
US7910267B1 Method and system for providing optical proximity correction for structures such as a PMR nose Physics 153 Active
US8322023B1 Method for providing a wrap-around shield for a magnetic recording transducer Emerging Cross-Sectional Technologies 153 Active
US8394280B1 Resist pattern protection technique for double patterning application Electricity 152 Active
US7736823B1 Method and system for providing optical proximity correction for structures such as a PMR nose Physics 152 Active
US8136224B1 Method and system for providing a perpendicular magnetic recording head utilizing a mask having an undercut line Emerging Cross-Sectional Technologies 151 Active
US8563146B1 Method and system for providing a magnetic recording pole having a dual sidewall angle Emerging Cross-Sectional Technologies 149 Active
US8334093B2 Method and system for providing a perpendicular magnetic recording head Emerging Cross-Sectional Technologies 149 Active
US7829264B1 Method and system for providing a microelectronic device using a plurality of focus distances Physics 148 Active
US7846643B1 Method and system for providing a structure in a microelectronic device using a chromeless alternating phase shift mask Physics 148 Active
US8284517B1 Perpendicular magnetic recording head Emerging Cross-Sectional Technologies 148 Active
US8169473B1 Method and system for exposing a photoresist in a magnetic device Physics 147 Active
US8649123B1 Method to eliminate reactive ion etching (RIE) loading effects for damascene perpendicular magnetic recording (PMR) fabrication Physics 147 Active
US8163185B1 Method and apparatus for lifting off photoresist beneath an overlayer Emerging Cross-Sectional Technologies 147 Active
US8793866B1 Method for providing a perpendicular magnetic recording head Emerging Cross-Sectional Technologies 138 Active
US8796537B2 Carbon nanotube based solar cell Emerging Cross-Sectional Technologies 9 Active
US9558763B1 Magnetic recording write apparatus having a pole including an assist portion extending in the cross-track direction Physics 5 Active
US9202493B1 Method of making an ultra-sharp tip mode converter for a HAMR head Physics 3 Active
US9349394B1 Method for fabricating a magnetic writer having a gradient side gap Physics 2 Active
US7888271B2 Method of manufacturing silicon nano-structure Emerging Cross-Sectional Technologies 2 Active
US9711168B1 Method for providing a magnetic recording write apparatus by predefining side shields Physics 2 Active
US9689258B2 Water-preserved-mining roof-contacted filling method for controlling fissure of overlying strata and surface subsidence Fixed Constructions 1 Active

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