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ZHANG JOHN H

Overview
  • Total Patents
    19
About

ZHANG JOHN H has a total of 19 patent applications. Its first patent ever was published in 2009. It filed its patents most often in United States. Its main competitors in its focus markets semiconductors, machine tools and chemical engineering are NAT CT FOR ADVANCED PACKAGING NCAP CHINA, NINGBO CHIPEX SEMICONDUCTOR CO LTD and GUANGZHOU HONGLI OPTO ELECTRONIC CO LTD.

Patent filings in countries

World map showing ZHANG JOHN Hs patent filings in countries
# Country Total Patents
#1 United States 19

Patent filings per year

Chart showing ZHANG JOHN Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang John H 19
#2 Tseng Wei-Tsu 4
#3 Economikos Laertis 4
#4 Xu Yiheng 3
#5 Clevenger Lawrence A 3
#6 Ferreira Paul 3
#7 Kleemeier Walter 2
#8 Goldberg Cindy 2
#9 Sampson Ronald K 2
#10 Van Den Nieuwenhuizen Robin 2

Latest patents

Publication Filing date Title
US2014080229A1 Adaptive semiconductor processing using feedback from measurement devices
US2014078495A1 Inline metrology for attaining full wafer map of uniformity and surface charge
US2014080304A1 Integrated tool for semiconductor manufacturing
US2012313153A1 System and method of plating conductive gate contacts on metal gates for self-aligned contact interconnections
US2012313144A1 Recessed gate field effect transistor
US2013312791A1 Dual medium filter for ion and particle filtering during semiconductor processing
US2013218316A1 Endpoint detector for a semiconductor processing station and associated methods
US2013199580A1 Drying apparatus with exhaust control cap for semiconductor wafers and associated methods
US2013199563A1 Adjustable brush cleaning apparatus for semiconductor wafers and associated methods
US2012187530A1 Using backside passive elements for multilevel 3D wafers alignment applications
US2012168958A1 Dummy structures having a golden ratio and method for forming the same
US2012122373A1 Precise real time and position low pressure control of chemical mechanical polish (cmp) head
US2012009693A1 System and method for cleaning a charging wafer surface
US2011156032A1 Method of repairing probe pads
US2011156284A1 Device and method for alignment of vertically stacked wafers and die
US2011156152A1 CMP techniques for overlapping layer removal
US2010167629A1 Method of determining pressure to apply to wafers during a CMP