Inventor
HAGIWARA YOSHIO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “HAGIWARA YOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKYO OHKA KOGYO CO LTD
17 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
US5885654AMar 23, 1999
Polysilazane-based coating solution for interlayer insulation
TOKYO OHKA KOGYO CO LTD56 citations95
US6214104B1Apr 10, 2001
Coating solution for forming silica coating and method of forming silica coating
TOKYO OHKA KOGYO CO LTD21 citations92
US5762697AJun 9, 1998
Coating solution for silica-based coating film and method for the preparation thereof
TOKYO OHKA KOGYO CO LTD33 citations92
US6515073B2Feb 4, 2003
Anti-reflective coating-forming composition
TOKYO OHKA KOGYO CO LTD54 citations91
US6190788B1Feb 20, 2001
Method for the formation of a siliceous coating film
TOKYO OHKA KOGYO CO LTD17 citations91
US5614271AMar 25, 1997
Method for the formation of a silica-based coating film
TOKYO OHKA KOGYO CO LTD39 citations91
US6074962AJun 13, 2000
Method for the formation of silica-based coating film
TOKYO OHKA KOGYO CO LTD18 citations84
US6338868B1Jan 15, 2002
Method for the formation of a siliceous coating film
TOKYO OHKA KOGYO CO LTD15 citations83
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
US6767839B1Jul 27, 2004
Method for forming multi-layer wiring structure
TOKYO OHKA KOGYO CO LTD9 citations73
US7135064B2Nov 14, 2006
Silica-based coating film on substrate and coating solution therefor
TOKYO OHKA KOGYO CO LTD8 citations72
US6875262B1Apr 5, 2005
Silica-based coating film on substrate and coating solution therefor
TOKYO OHKA KOGYO CO LTD11 citations72
US5795378AAug 18, 1998
Coating solution for silica-based coating film and method for the preparation thereof
TOKYO OHKA KOGYO CO LTD4 citations63
US5457153AOct 10, 1995
Liquid coating composition
TOKYO OHKA KOGYO CO LTD4 citations63
US6995096B2Feb 7, 2006
Method for forming multi-layer wiring structure
TOKYO OHKA KOGYO CO LTD1 citations61
US6723633B2Apr 20, 2004
Method for forming multi-layer wiring structure
TOKYO OHKA KOGYO CO LTD0 citations51