Inventor

SHIMAMAKI TOSHIHARU

JP4 patents

⚠️ This page may combine multiple inventors who share the name “SHIMAMAKI TOSHIHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOKYO OHKA KOGYO CO LTD

2 patents

US6153733ANov 28, 2000

(Disulfonyl diazomethane compounds)

TOKYO OHKA KOGYO CO LTD254 citations96

US5945517AAug 31, 1999

Chemical-sensitization photoresist composition

TOKYO OHKA KOGYO CO LTD305 citations96

UTSUMI YOSHIYUKI

1 patent

US8519073B2Aug 27, 2013

Compound and polymeric compound

UTSUMI YOSHIYUKI1 citations47

SHIMAMAKI TOSHIHARU

1 patent

US8324331B2Dec 4, 2012

Fluorine-containing compound and polymeric compound

SHIMAMAKI TOSHIHARU0 citations33