Inventor
TANAKA HATSUYUKI
JP40 patents
⚠️ This page may combine multiple inventors who share the name “TANAKA HATSUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKYO OHKA KOGYO CO LTD
19 patentsUS5496402AMar 5, 1996
Method and liquid coating composition for the formation of silica-based coating film on substrate surface
TOKYO OHKA KOGYO CO LTD43 citations96
US4833067AMay 23, 1989
Developing solution for positive-working photoresist comprising tmah and non-ionic surfactant
TOKYO OHKA KOGYO CO LTD75 citations96
US4824762AApr 25, 1989
Method for rinse treatment of a substrate
TOKYO OHKA KOGYO CO LTD55 citations96
US5368783ANov 29, 1994
Negative-working radiation-sensitive resist composition
TOKYO OHKA KOGYO CO LTD32 citations93
US4944893AJul 31, 1990
Remover solution for resist
TOKYO OHKA KOGYO CO LTD32 citations93
US4873177AOct 10, 1989
Method for forming a resist pattern on a substrate surface and a scum-remover therefor
TOKYO OHKA KOGYO CO LTD31 citations93
US5520952AMay 28, 1996
Method for forming a protective coating film on electronic parts and devices
TOKYO OHKA KOGYO CO LTD37 citations92
US4784937ANov 15, 1988
Developing solution for positive-working photoresist comprising a metal ion free organic base and an anionic surfactant
TOKYO OHKA KOGYO CO LTD35 citations92
US4731319AMar 15, 1988
Positive-working naphthoquinone diazide photoresist composition with two cresol novolac resins
TOKYO OHKA KOGYO CO LTD48 citations92
US5543268AAug 6, 1996
Developer solution for actinic ray-sensitive resist
TOKYO OHKA KOGYO CO LTD17 citations82
US4882260ANov 21, 1989
Positive-working photosensitive quinone diazide composition with alkali insoluble dye and alkali soluble dye
TOKYO OHKA KOGYO CO LTD19 citations81
US6329126B1Dec 11, 2001
Developer solution for acitinic ray sensitive resist
TOKYO OHKA KOGYO CO LTD12 citations74
US5614251AMar 25, 1997
Method and liquid coating composition for the formation of silica-based coating film on substrate surface
TOKYO OHKA KOGYO CO LTD10 citations74
US4997748AMar 5, 1991
Developer solution for positive-working resist composition
TOKYO OHKA KOGYO CO LTD10 citations74
US4804612AFeb 14, 1989
Highly heat-resistant positive-working o-quinone diazide containing photoresist composition with novolac resin made from phenol with ethylenic unsaturation
TOKYO OHKA KOGYO CO LTD17 citations74
US5662961ASep 2, 1997
Method for forming a protective coating film on electronic parts and devices
TOKYO OHKA KOGYO CO LTD9 citations73
US4906549AMar 6, 1990
Positive-working photoresist composition with quinone diazide sulfonic acid ester and novolac made from m-cresol, p-cresol and aliphatic phenol with 2-6 carbon atoms
TOKYO OHKA KOGYO CO LTD15 citations73
US5457153AOct 10, 1995
Liquid coating composition
TOKYO OHKA KOGYO CO LTD4 citations63
US5281508AJan 25, 1994
Positive-working photoresist containing o-naphthoquinone diazide sulfonic acid ester and novolak resin consisting of 35 to 43% m-cresol and 65 to 57% p-cresol with substantial absence of o-cresol
TOKYO OHKA KOGYO CO LTD4 citations62
CLARIANT FINANCE BVI LTD
11 patentsUS6555607B1Apr 29, 2003
Water-soluble resin composition
CLARIANT FINANCE BVI LTD130 citations98
US6803168B1Oct 12, 2004
Composition for anti-reflective coating or radiation absorbing coating and compounds used in the composition
CLARIANT FINANCE BVI LTD55 citations96
US6737492B2May 18, 2004
Radiation absorbing polymer, composition for radiation absorbing coating, radiation absorbing coating and application thereof as anti-reflective coating
CLARIANT FINANCE BVI LTD28 citations92
US6309789B1Oct 30, 2001
Composition for reflection reducing coating
CLARIANT FINANCE BVI LTD45 citations92
US6277750B1Aug 21, 2001
Composition for bottom reflection preventive film and novel polymeric dye for use in the same
CLARIANT FINANCE BVI LTD48 citations92
US6465161B1Oct 15, 2002
Method for forming resist pattern
CLARIANT FINANCE BVI LTD21 citations91
US6465148B1Oct 15, 2002
Composition for light absorption film formation containing blocked isocyanate compound and antireflection film formed therefrom
CLARIANT FINANCE BVI LTD24 citations91
US6692892B1Feb 17, 2004
Composition for antireflection coating
CLARIANT FINANCE BVI LTD13 citations84
US6468718B1Oct 22, 2002
Radiation absorbing polymer, composition for radiation absorbing coating, radiation absorbing coating and application thereof as anti-reflective coating
CLARIANT FINANCE BVI LTD14 citations84
US6939661B2Sep 6, 2005
Blocked isocyanate compound-containing composition for forming a radiation absorbing coating and anti-reflective coating formed therefrom
CLARIANT FINANCE BVI LTD7 citations72
US6184305B1Feb 6, 2001
Radiation absorbing polymer and synthesis thereof
CLARIANT FINANCE BVI LTD4 citations56
AZ ELECTRONIC MATERIALS USA
3 patentsUS7141177B2Nov 28, 2006
Etching method and composition for forming etching protective layer
AZ ELECTRONIC MATERIALS USA17 citations84
US7195863B2Mar 27, 2007
Development defect preventing process and material
AZ ELECTRONIC MATERIALS USA8 citations70
US7018785B2Mar 28, 2006
Method for forming pattern and treating agent for use therein
AZ ELECTRONIC MATERIALS USA3 citations58