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CHEN HUNG CHIH

Overview
  • Total Patents
    14
About

CHEN HUNG CHIH has a total of 14 patent applications. Its first patent ever was published in 2008. It filed its patents most often in United States. Its main competitors in its focus markets machine tools, semiconductors and machines are COBURN MFG COMPANY INC, FAMIR INT SPA and FUJIKOSHI KIKAI KOGYO KK.

Patent filings in countries

World map showing CHEN HUNG CHIHs patent filings in countries
# Country Total Patents
#1 United States 14

Patent filings per year

Chart showing CHEN HUNG CHIHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Hung Chih 14
#2 Hsu Samuel Chu-Chiang 6
#3 Dandavate Gautam Shashank 5
#4 Koosau Denis M 4
#5 Oh Jeonghoon 3
#6 Zuniga Steven M 3
#7 Lin Jian 2
#8 Balagani Venkata R 2
#9 Garretson Charles C 2
#10 Hughes Kerry F 2

Latest patents

Publication Filing date Title
US2014020829A1 Sensors in Carrier Head of a CMP System
US2013196577A1 Methods and apparatus for an improved polishing head retaining ring
US2012040592A1 Apparatus and method for temperature control during polishing
US2012021673A1 Substrate holder to reduce substrate edge stress during chemical mechanical polishing
US2010291842A1 Polishing head zone boundary smoothing
US2011067727A1 Brush alignment control mechanism
US2010105302A1 Polishing pad conditioner