Masao Imai

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polymerizable composition, and resin and optical part using the same
- Patent number 8,637,633
- Issue date Jan 28, 2014
- Mitsui Chemicals, Inc.
- Mitsuo Nakamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing alkylated aromatic compound, method for produc...
- Patent number 8,546,633
- Issue date Oct 1, 2013
- Mitsui Chemicals, Inc.
- Kenji Fujiwara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing alkylated aromatic compounds and process for...
- Patent number 8,536,394
- Issue date Sep 17, 2013
- Mitsui Chemicals, Inc.
- Tsuneyuki Ohkubo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photopolymerizable composition and use thereof
- Patent number 7,307,107
- Issue date Dec 11, 2007
- Mitsui Chemicals, Inc.
- Masao Imai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Acrylic esters and use thereof
- Patent number 6,835,844
- Issue date Dec 28, 2004
- Mitsui Chemicals, Inc.
- Mitsuo Nakamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Acrylic ester compound usage thereof
- Patent number 6,794,471
- Issue date Sep 21, 2004
- Mitsui Chemicals, Inc.
- Tadashi Ohkuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Sulfur compound and use thereof
- Patent number 6,570,025
- Issue date May 27, 2003
- Mitsui Chemicals, Inc.
- Kenichi Fujii
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dyed molded article
- Patent number 6,482,916
- Issue date Nov 19, 2002
- Mitsui Chemicals, Inc.
- Keisuke Takuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Sulfur-containing unsaturated carboxylate compound and its cured pr...
- Patent number 6,458,908
- Issue date Oct 1, 2002
- Mitsui Chemicals, Inc.
- Masao Imai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thiol and sulfur-containing O-(meth)acrylate compounds and use thereof
- Patent number 6,369,269
- Issue date Apr 9, 2002
- Mitsui Chemicals, Inc.
- Seiichi Kobayashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfur-containing (thio)ether (co)polymer and a use thereof
- Patent number 6,320,020
- Issue date Nov 20, 2001
- Mitsui Chemicals, Inc.
- Keisuke Takuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thiol and sulfur-containing O-(meth)acrylate compounds and use thereof
- Patent number 6,265,510
- Issue date Jul 24, 2001
- Mitsui Chemicals, Inc.
- Seiichi Kobayashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thiol and sulfur-containing O-(meth)acrylate compounds and use thereof
- Patent number 6,114,485
- Issue date Sep 5, 2000
- Mitsui Chemicals, Inc.
- Seiichi Kobayashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optical lens and a process for preparing the lens
- Patent number 6,019,915
- Issue date Feb 1, 2000
- Mitsui Chemicals, Inc.
- Kenichi Fujii
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thiol and Sulfur-containing O-(meth) acrylate compounds and use the...
- Patent number 5,916,987
- Issue date Jun 29, 1999
- Mitsui Chemicals, Inc.
- Seiichi Kobayashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optical resin composition comprising a thiourethane prepolymer and...
- Patent number 5,908,876
- Issue date Jun 1, 1999
- Mitsui Chemicals, Inc.
- Kenichi Fujii
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Plastic lenses having a high-refractive index, process for the prep...
- Patent number 5,753,730
- Issue date May 19, 1998
- Mitsui Toatsu Chemicals, Inc.
- Teruyuki Nagata
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Plastic lenses having a high-refractive index, process for the prep...
- Patent number 5,594,088
- Issue date Jan 14, 1997
- Mitsui Toatsu Chemicals, Inc.
- Teruyuki Nagata
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Optical lens comprised of high surface hardness transparent resin
- Patent number 5,440,358
- Issue date Aug 8, 1995
- Mitsui Toatsu Chemicals, Inc.
- Toshiyuki Suzuki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Casting epoxy resin, polythiol and releasing agent to form lens
- Patent number 5,374,668
- Issue date Dec 20, 1994
- Mitsui Toatsu Chemicals, Inc.
- Yoshinobu Kanemura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymerizable monomer having at least one isopropenyl phenyl group...
- Patent number 5,260,439
- Issue date Nov 9, 1993
- Mitsui Toatsu Chemicals, Incorporated
- Toshiyuki Suzuki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
High surface hardness transparent resin and polymerizable monomer
- Patent number 5,250,723
- Issue date Oct 5, 1993
- Mitsui Toatsu Chemicals, Inc.
- Toshiyuki Suzuki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mercapto compound, a high refractive index resin and lens and a pro...
- Patent number 5,191,055
- Issue date Mar 2, 1993
- Mitsui Toatsu Chemicals, Inc.
- Yoshinobu Kanemura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hard transparent resins and process for the production thereof
- Patent number 5,166,285
- Issue date Nov 24, 1992
- Mitsui Toatsu Chemicals, Inc.
- Katsuyoshi Sasagawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High surface hardness transparent resin prepared from a compound ha...
- Patent number 5,145,927
- Issue date Sep 8, 1992
- Mitsui Toatsu Chemicals, Inc.
- Toshiyuki Suzuki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Low-hygroscopic sulfur-containing urethane resin, coating material...
- Patent number 5,126,425
- Issue date Jun 30, 1992
- Mitsui Toatsu Chemicals, Inc.
- Katsuyoshi Sasagawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Benzoquinone dye, rope-dyeing dye compositions, cotton rope-dyeing...
- Patent number 5,122,160
- Issue date Jun 16, 1992
- Mitsui Toatsu Chemicals, Incorporated
- Hitoshi Koshida
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Hard transparent resins and process for the production thereof
- Patent number 5,104,953
- Issue date Apr 14, 1992
- Mitsui Toatsu Chemicals, Inc.
- Katsuyoshi Sasagawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Mercapto compound, a high refractive index resin and lens and a pro...
- Patent number 5,087,758
- Issue date Feb 11, 1992
- Mitsui Toatsu Chemicals, Inc.
- Yoshinobu Kanemura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
High surface hardness transparent resin prepared from a compound ha...
- Patent number 5,084,538
- Issue date Jan 28, 1992
- Mitsui Toatsu Chemicals, Inc.
- Toshiyuki Suzuki
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Polymerizable Composition, and Resin and Optical Part Using the Same
- Publication number 20130005934
- Publication date Jan 3, 2013
- MITSUI CHEMICALS, INC.
- Mitsuo Nakamura
- G02 - OPTICS
Information Patent Application
PROCESS FOR PRODUCING ALKYLATED AROMATIC COMPOUNDS AND PROCESS FOR...
- Publication number 20120004471
- Publication date Jan 5, 2012
- Mitsui Chemicals, Inc.
- Tsuneyuki Ohkubo
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING ALKYLATED AROMATICE COMPOUND, METHOD FOR PRODU...
- Publication number 20110201846
- Publication date Aug 18, 2011
- Mitsui Chemicals, Inc.
- Kenji Fujiwara
- C07 - ORGANIC CHEMISTRY
Information Patent Application
POLYMERIZABLE COMPOSITION, AND RESIN AND OPTICAL PART USING THE SAME
- Publication number 20100298519
- Publication date Nov 25, 2010
- MITSUI CHEMICALS, INC.
- Mitsuo Nakamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
OPTICAL RECORDING MEDIUM AND AZO METAL CHELATE COMPOUND
- Publication number 20100233415
- Publication date Sep 16, 2010
- MITSUI CHEMICALS, INC.
- Taizo Nishimoto
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Photopolymerizable composition and use thereof
- Publication number 20060003261
- Publication date Jan 5, 2006
- Mitsui Chemicals, Inc.
- Masao Imai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Acrylic esters and use thereof
- Publication number 20040102592
- Publication date May 27, 2004
- Mitsuo Nakamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Acrylic ester compound and usage thereof
- Publication number 20020061995
- Publication date May 23, 2002
- Tadashi Ohkuma
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Thiol and sulfur-containing O-(meth)acrylate counpounds and use the...
- Publication number 20010044555
- Publication date Nov 22, 2001
- Seiichi Kobayashi
- C07 - ORGANIC CHEMISTRY

Person

Patents Grantslast 30 patents

Polymerizable composition, and resin and optical part using the same

Method for producing alkylated aromatic compound, method for produc...

Process for producing alkylated aromatic compounds and process for...

Photopolymerizable composition and use thereof

Acrylic esters and use thereof

Acrylic ester compound usage thereof

Sulfur compound and use thereof

Dyed molded article

Sulfur-containing unsaturated carboxylate compound and its cured pr...

Thiol and sulfur-containing O-(meth)acrylate compounds and use thereof

Sulfur-containing (thio)ether (co)polymer and a use thereof

Thiol and sulfur-containing O-(meth)acrylate compounds and use thereof

Thiol and sulfur-containing O-(meth)acrylate compounds and use thereof

Optical lens and a process for preparing the lens

Thiol and Sulfur-containing O-(meth) acrylate compounds and use the...

Optical resin composition comprising a thiourethane prepolymer and...

Plastic lenses having a high-refractive index, process for the prep...

Plastic lenses having a high-refractive index, process for the prep...

Optical lens comprised of high surface hardness transparent resin

Casting epoxy resin, polythiol and releasing agent to form lens

Polymerizable monomer having at least one isopropenyl phenyl group...

High surface hardness transparent resin and polymerizable monomer

Mercapto compound, a high refractive index resin and lens and a pro...

Hard transparent resins and process for the production thereof

High surface hardness transparent resin prepared from a compound ha...

Low-hygroscopic sulfur-containing urethane resin, coating material...

Benzoquinone dye, rope-dyeing dye compositions, cotton rope-dyeing...

Hard transparent resins and process for the production thereof

Mercapto compound, a high refractive index resin and lens and a pro...

High surface hardness transparent resin prepared from a compound ha...

Patents Applicationslast 30 patents

Polymerizable Composition, and Resin and Optical Part Using the Same

PROCESS FOR PRODUCING ALKYLATED AROMATIC COMPOUNDS AND PROCESS FOR...

METHOD FOR PRODUCING ALKYLATED AROMATICE COMPOUND, METHOD FOR PRODU...

POLYMERIZABLE COMPOSITION, AND RESIN AND OPTICAL PART USING THE SAME

OPTICAL RECORDING MEDIUM AND AZO METAL CHELATE COMPOUND

Photopolymerizable composition and use thereof

Acrylic esters and use thereof

Acrylic ester compound and usage thereof

Thiol and sulfur-containing O-(meth)acrylate counpounds and use the...