Inventor
OTSUJI ATSUO
JP38 patents
⚠️ This page may combine multiple inventors who share the name “OTSUJI ATSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI CHEMICALS INC
19 patentsUS6080833AJun 27, 2000
Low-birefringent organic optical component and a spirobiindan polymer
MITSUI CHEMICALS INC51 citations92
US6794471B2Sep 21, 2004
Acrylic ester compound usage thereof
MITSUI CHEMICALS INC20 citations91
US6458908B1Oct 1, 2002
Sulfur-containing unsaturated carboxylate compound and its cured products
MITSUI CHEMICALS INC33 citations91
US6320020B1Nov 20, 2001
Sulfur-containing (thio)ether (co)polymer and a use thereof
MITSUI CHEMICALS INC17 citations84
US6835844B2Dec 28, 2004
Acrylic esters and use thereof
MITSUI CHEMICALS INC7 citations74
US6028161AFeb 22, 2000
Polycarbonate copolymer and applications thereof
MITSUI CHEMICALS INC9 citations73
US5861108AJan 19, 1999
Naphthalene compound, and liquid crystal composition and liquid crystal element using the same
MITSUI CHEMICALS INC7 citations72
US5945503AAug 31, 1999
Polymaleimide resin composition and laminate plate for semiconductor substrate using it
MITSUI CHEMICALS INC7 citations70
US7998944B2Aug 16, 2011
Polymerizable compound and use thereof
MITSUI CHEMICALS INC1 citations63
US7906494B2Mar 15, 2011
Polymerizable compound and use thereof
MITSUI CHEMICALS INC1 citations63
US7723318B2May 25, 2010
Polymerizable compound and use thereof
MITSUI CHEMICALS INC3 citations63
US7307107B2Dec 11, 2007
Photopolymerizable composition and use thereof
MITSUI CHEMICALS INC6 citations62
US6570025B1May 27, 2003
Sulfur compound and use thereof
MITSUI CHEMICALS INC4 citations62
US7534909B2May 19, 2009
(Meth) acrylic ester compound and use thereof
MITSUI CHEMICALS INC5 citations61
US7008571B2Mar 7, 2006
Optical component and sulfur-containing poly(thio)ester (co)polymer
MITSUI CHEMICALS INC2 citations61
US6482916B1Nov 19, 2002
Dyed molded article
MITSUI CHEMICALS INC4 citations60
US7951968B2May 31, 2011
Metal-containing compound and use thereof
MITSUI CHEMICALS INC0 citations52
US7772348B2Aug 10, 2010
Metal-containing compound and use thereof
MITSUI CHEMICALS INC0 citations52
US7928247B2Apr 19, 2011
Polymerizable composition, resin using the same, optical component and compound
MITSUI CHEMICALS INC0 citations51
MITSUI TOATSU CHEMICALS
18 patentsUS5300473AApr 5, 1994
Recording material comprising crystal of fluoran compound
MITSUI TOATSU CHEMICALS6 citations73
US5270281ADec 14, 1993
Heat-sensitive recording materials and phenol compounds
MITSUI TOATSU CHEMICALS8 citations73
US5770108AJun 23, 1998
Pyrimidine compound and liquid crystal composition and liquid crystal element using the same
MITSUI TOATSU CHEMICALS13 citations72
US5324704AJun 28, 1994
Fluoran compounds, crystalline toluene adducts thereof, recording material comprising same and process for their preparation
MITSUI TOATSU CHEMICALS2 citations63
US5220038AJun 15, 1993
Fluoran compounds, crystalline toluene adducts thereof, recording material comprising same and process for their preparation
MITSUI TOATSU CHEMICALS1 citations63
US5208209AMay 4, 1993
Fluoran compounds, process for preparation thereof and recording materials comprising said compound
MITSUI TOATSU CHEMICALS5 citations63
US5194632AMar 16, 1993
Fluoran compound, useful in heat sensitive recording materials
MITSUI TOATSU CHEMICALS2 citations63
US5087706AFeb 11, 1992
Fluoran compounds, process for preparation thereof and recording materials comprising said compound
MITSUI TOATSU CHEMICALS2 citations63
US5391806AFeb 21, 1995
Heat-sensitive recording materials and phenol compounds
MITSUI TOATSU CHEMICALS5 citations62
US5306688AApr 26, 1994
Salicylic acid derivatives, the process for preparing the same and the heat-sensitive recording materials comprising thereof
MITSUI TOATSU CHEMICALS4 citations62
US5302571AApr 12, 1994
Crystals of fluoran compound, crystalline solvates thereof, process for their preparation and recording material comprising said crystal or said solvate
MITSUI TOATSU CHEMICALS2 citations62
US5300661AApr 5, 1994
Process for preparation of a recording material comprising a novel crystal of a fluoran compound
MITSUI TOATSU CHEMICALS4 citations62
US5283222AFeb 1, 1994
Recording material comprising novel crystalline fluoran and process for prepartion of the said crystalline fluoran
MITSUI TOATSU CHEMICALS2 citations62
US5185453AFeb 9, 1993
Crystal of fluoran compound
MITSUI TOATSU CHEMICALS2 citations62
US5476957ADec 19, 1995
Salicylic acid derivatives
MITSUI TOATSU CHEMICALS1 citations52
US5245049ASep 14, 1993
Crystals of fluoran compound, crystalline solvates thereof and process for their preparation
MITSUI TOATSU CHEMICALS0 citations52
US5231069AJul 27, 1993
Fluoran compound, heat sensitive recording materials comprising fluoran compound
MITSUI TOATSU CHEMICALS0 citations52
US5210221AMay 11, 1993
Crystal of fluoran compound and preparation process of the crystal
MITSUI TOATSU CHEMICALS0 citations52