Inventor
KAKINUMA NAOYUKI
JP25 patents
⚠️ This page may combine multiple inventors who share the name “KAKINUMA NAOYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI CHEMICALS INC
24 patentsUS10081703B2Sep 25, 2018
Polymerizable composition for optical material and optical material
MITSUI CHEMICALS INC8 citations84
US9475903B2Oct 25, 2016
1,4-bis(isocyanatomethyl)cyclohexane, polyisocyanate composition, polyurethane resin, molded article, eyewear material, eyewear frame, and lens
MITSUI CHEMICALS INC5 citations83
US10066081B2Sep 4, 2018
Polymerizable composition for optical materials
MITSUI CHEMICALS INC2 citations72
US9933635B2Apr 3, 2018
Optical material, composition for optical material, and use thereof
MITSUI CHEMICALS INC5 citations72
US9857503B2Jan 2, 2018
Optical material and use thereof
MITSUI CHEMICALS INC6 citations72
US9720137B2Aug 1, 2017
Eyewear material, eyewear frame, and eyewear
MITSUI CHEMICALS INC2 citations72
US10954341B2Mar 23, 2021
Polymerizable composition for optical material, optical material, process for preparing polymerizable composition for optical material, and method of manufacturing optical material
MITSUI CHEMICALS INC4 citations66
US12441821B2Oct 14, 2025
(Meth)acrylate and use thereof
MITSUI CHEMICALS INC1 citations63
US12098236B2Sep 24, 2024
Monomer composition and production method thereof, raw material composition, curable composition, and molded body
MITSUI CHEMICALS INC0 citations62
US9477012B2Oct 25, 2016
1,4-bis(isocyanatomethyl)cyclohexane, polyisocyanate composition, polyurethane resin, molded article, eyewear material, eyewear frame, and lens
MITSUI CHEMICALS INC2 citations62
US12006382B2Jun 11, 2024
(Meth)acrylate, monomer composition for dental material, molded body, composition for dental material, dental material, and method of manufacturing (meth)acrylate
MITSUI CHEMICALS INC0 citations52
US11952447B2Apr 9, 2024
Polymerizable composition for dental material, and dental material obtained from said composition
MITSUI CHEMICALS INC0 citations52
US10239239B2Mar 26, 2019
Internal release agent, composition including internal release agent, and process for producing a plastic lens using same composition
MITSUI CHEMICALS INC1 citations52
US12275814B2Apr 15, 2025
(Meth)acrylate, monomer composition, molded body, composition for dental material, and dental material
MITSUI CHEMICALS INC0 citations51
US11407846B2Aug 9, 2022
(Meth)acrylate, monomer composition, dental material obtained from composition, and production method thereof
MITSUI CHEMICALS INC0 citations51
US9944029B2Apr 17, 2018
Process for producing optical material
MITSUI CHEMICALS INC1 citations51
US9708260B2Jul 18, 2017
Method for producing meta-xylylenediamines and method for producing bisamide compound
MITSUI CHEMICALS INC0 citations51
US9487475B2Nov 8, 2016
Preparation method of aldehyde compound with limited amount of acrylonitrile
MITSUI CHEMICALS INC1 citations51
US10399930B2Sep 3, 2019
Purification method of aldehyde compound
MITSUI CHEMICALS INC0 citations50
US10399929B2Sep 3, 2019
Purification method of aldehyde compound
MITSUI CHEMICALS INC0 citations50
US9809533B2Nov 7, 2017
Purification method of aldehyde compound
MITSUI CHEMICALS INC0 citations50
US10627650B2Apr 21, 2020
Optical material and use thereof
MITSUI CHEMICALS INC0 citations42
US9670148B2Jun 6, 2017
Method for producing meta-xylylenediisocyanates
MITSUI CHEMICALS INC0 citations40
US9475760B2Oct 25, 2016
Preparation method of aldehyde compound using a metal compound and a phosphorus compound
MITSUI CHEMICALS INC0 citations40