Inventor
IJI MASATOSHI
JP56 patents
⚠️ This page may combine multiple inventors who share the name “IJI MASATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
29 patentsUS5715592AFeb 10, 1998
Parts disassembling apparatus
NEC CORP68 citations94
US7445835B2Nov 4, 2008
Kenaf-fiber-reinforced resin composition
NEC CORP27 citations92
US6284824B1Sep 4, 2001
Flame retardant polycarbonate resin compositions
NEC CORP19 citations92
US5780536AJul 14, 1998
Joining member and method for disintegrating joined structure
NEC CORP39 citations92
US5743936AApr 28, 1998
Method of recovering valuables from printed wiring board having electronic components mounted thereon
NEC CORP25 citations92
US5676318AOct 14, 1997
Method of recovering valuable substances from printed circuit board
NEC CORP24 citations92
US6730402B2May 4, 2004
Flame-retardant epoxy resin composition and laminate made with the same
NEC CORP17 citations83
US6001921ADec 14, 1999
Flame retardant resin composition
NEC CORP11 citations73
US5801358ASep 1, 1998
Method for disintegrating joined structure with high frequency fields
NEC CORP5 citations73
US10934368B2Mar 2, 2021
Cellulose resin, material for molding, molded body and process for producing cellulose resin
NEC CORP4 citations72
US6392003B1May 21, 2002
Phenol condensate from phenols, aromatic compound and N-containing heterocyclic
NEC CORP9 citations72
US9382335B2Jul 5, 2016
Process for producing cellulose derivative and cellulose derivative
NEC CORP5 citations71
US6290919B1Sep 18, 2001
Electrostatic separating apparatus
NEC CORP10 citations70
US6156865ADec 5, 2000
Flame retardant thermosetting resin composition
NEC CORP5 citations63
US12570769B2Mar 10, 2026
Paramylon-based resin, molding material, molded body, and production method for paramylon-based resin
NEC CORP0 citations62
US7723460B2May 25, 2010
Shape-memory resin performing remoldability and excellent in shape recovering property, and molded product composed of the cross-linked resin
NEC CORP6 citations62
US11591410B2Feb 28, 2023
Cellulose derivative and resin composition for molding
NEC CORP0 citations61
US11028186B2Jun 8, 2021
Cellulose derivative, cellulose resin composition, molded body and product using same
NEC CORP0 citations61
US10982009B2Apr 20, 2021
Cellulose derivative and use thereof
NEC CORP0 citations61
US11505681B2Nov 22, 2022
Cellulose resin composition, molded body and product using same
NEC CORP0 citations59
US7790069B2Sep 7, 2010
Flame-retardant thermoplastic resin composition
NEC CORP3 citations59
US10941282B2Mar 9, 2021
Cellulose resin composition, molded body and product using same
NEC CORP1 citations57
US11149133B2Oct 19, 2021
Cellulose resin composition, molded body and product using same
NEC CORP0 citations51
US10005849B2Jun 26, 2018
Process for producing cellulose derivative and cellulose derivative
NEC CORP1 citations51
US11161917B2Nov 2, 2021
Method for producing cellulose derivative, and cellulose derivative
NEC CORP0 citations50
US10961388B2Mar 30, 2021
Polylactic acid resin composition and polyester resin composition, and method for producing the same and molded body thereof
NEC CORP0 citations50
US12522671B2Jan 13, 2026
Paramylon-based resin, molding material, molded body, and method for producing paramylon-based resin
NEC CORP0 citations49
US7799852B2Sep 21, 2010
Composition of biphenyl epoxy resin, phenolbiphenylaralkyl resin and filler
NEC CORP1 citations49
US11434350B2Sep 6, 2022
Cellulose resin composition, molded body and product using same, and a method for producing cellulose resin composition
NEC CORP0 citations48
TANAKA SHUKICHI
5 patentsUS9039826B2May 26, 2015
Cardanol-modified silane coupling agent, cardanol-modified filler, and cellulose resin composition
TANAKA SHUKICHI2 citations62
US8178628B2May 15, 2012
Aliphatic polyester resin composition and method for production thereof
TANAKA SHUKICHI2 citations61
US9458251B2Oct 4, 2016
Cellulose resin and process for producing the same
TANAKA SHUKICHI0 citations50
US9340625B2May 17, 2016
Cellulose resin
TANAKA SHUKICHI0 citations50
US9181351B2Nov 10, 2015
Cellulose resin and process for producing the same
TANAKA SHUKICHI0 citations50
IJI MASATOSHI
3 patentsUS8329849B2Dec 11, 2012
Organic silicon compound and material for forming silica-based fine particle
IJI MASATOSHI5 citations61
US8916699B2Dec 23, 2014
Cellulose resin and method for producing the same
IJI MASATOSHI2 citations60
US9512238B2Dec 6, 2016
Cellulose resin and method for producing the same
IJI MASATOSHI0 citations50
SUMITOMO BAKELITE CO
2 patentsSUMITOMO DOW LTD
2 patentsKIUCHI YUKIHIRO
2 patentsSUMITOMO CHEMICAL CO
1 patentDENKI KAGAKU KOGYO KK
1 patentINOUE KAZUHIKO
1 patentSOYAMA MAKOTO
1 patentSERIZAWA SHIN
1 patentKISHIMOTO HIROAKI
1 patentSHIMURA MIDORI
1 patentShowing the top 50 of 56 patents by PatentIndex Score.