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CHENG JOY

Overview
  • Total Patents
    21
About

CHENG JOY has a total of 21 patent applications. Its first patent ever was published in 2008. It filed its patents most often in United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets micro-structure and nano-technology, optics and machines are INFM ISTITUTO NAZ PER LA FISI CA DELLA MATER, MILLWARD DAN B and POLANYI JOHN C.

Patent filings in countries

World map showing CHENG JOYs patent filings in countries

Patent filings per year

Chart showing CHENG JOYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cheng Joy 21
#2 Sanders Daniel P 9
#3 Sanders Daniel Paul 8
#4 Kim Ho-Cheol 7
#5 Lai Kafai 6
#6 Na Young-Hye 6
#7 Li Wai-Kin 5
#8 Rettner Charles Thomas 5
#9 Hinsberg William D 4
#10 Ito Hiroshi 3

Latest patents

Publication Filing date Title
US2016085896A1 Method for designing topographic patterns for directing the formation of self-assembled domains at specified locations on substrates
US2012135146A1 Methods of forming topographical features using segregating polymer mixtures
US2012103935A1 Method for improving self-assembled polymer features
US2012048798A1 Composite filtration membranes and methods of preparation thereof
US2011209106A1 Method for designing optical lithography masks for directed self-assembly
US2011147984A1 Methods of directed self-assembly, and layered structures formed therefrom
US2011147983A1 Methods of directed self-assembly and layered structures formed therefrom
US2011147985A1 Methods of directed self-assembly and layered structures formed therefrom
US2011111339A1 Bilayer systems including a polydimethylglutarimide-based bottom layer and compositions thereof
US2010297847A1 Method of forming sub-lithographic features using directed self-assembly of polymers
US2010294740A1 Directed self-assembly of block copolymers using segmented prepatterns
US2010009132A1 Self-segregating multilayer imaging stack with built-in antireflective properties