Inventor · Milpitas, CA, US

Giang T. Dao

38Patents
18h-index
26Co-inventors
81Inventor score

Filing activity: Apr 15, 1992 → Jan 23, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5302477A Inverted phase-shifted reticle Physics 137 Expired
US5620816A Layout methodology, mask set, and patterning method for phase-shifting lithography Physics 79 Expired
US5635316A Layout methodology, mask set, and patterning method for phase-shifting lithography Physics 75 Expired
US5595843A Layout methodology, mask set, and patterning method for phase-shifting lithography Physics 73 Expired
US5384219A Reticle with structurally identical inverted phase-shifted features Physics 44 Expired
US5881125A Attenuated phase-shifted reticle using sub-resolution pattern Physics 35 Expired
US5446521A Phase-shifted opaquing ring Physics 35 Expired
US5354632A Lithography using a phase-shifting reticle with reduced transmittance Physics 31 Expired
US6548417B2 In-situ balancing for phase-shifting mask Emerging Cross-Sectional Technologies 30 Expired
US5300379A Method of fabrication of inverted phase-shifted reticle Physics 27 Expired
US8916872B1 Method of forming a stacked low temperature diode and related devices Electricity 26 Active
US6279249A Reduced particle contamination manufacturing and packaging for reticles Electricity 25 Expired
US6660649B2 In-situ balancing for phase-shifting mask Emerging Cross-Sectional Technologies 23 Expired
US5789118A Method and apparatus for precision determination of phase-shift in a phase-shifted reticle Physics 23 Expired
US6610123B2 Filtered mask enclosure Emerging Cross-Sectional Technologies 20 Expired
US5700602A Method and apparatus for precision determination of phase-shift in a phase-shifted reticle Physics 20 Expired
US6715495B2 Reduced particle contamination manufacturing and packaging for reticles Electricity 19 Expired
US5348826A Reticle with structurally identical inverted phase-shifted features Physics 18 Expired
US8786130B1 Method of forming an electromechanical power switch for controlling power to integrated circuit devices and related devices Performing Operations; Transporting 14 Active
US5618643A Embedded phase shifting mask with improved relative attenuated film transmission Physics 14 Expired
US6763608B2 Method of transporting a reticle Electricity 12 Expired
US5633102A Lithography using a new phase-shifting reticle Physics 11 Expired
US6734443B2 Apparatus and method for removing photomask contamination and controlling electrostatic discharge Physics 11 Expired
US5688409A Processes for fabricating device layers with ultrafine features Physics 10 Expired
US9087689B1 Method of forming a stacked low temperature transistor and related devices Electricity 8 Active

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