Takahisa Oguchi

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Pyrrolidinone derivatives
- Patent number 5,969,138
- Issue date Oct 19, 1999
- Mitsui Chemicals, Inc.
- Naruyoshi Mita
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Phthalocyanine compound and optical recording medium containing it
- Patent number 5,750,229
- Issue date May 12, 1998
- Mitsui Toatsu Chemicals, Inc.
- Takahisa Oguchi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Optical recording medium
- Patent number 5,695,911
- Issue date Dec 9, 1997
- Mitsui Toatsu Chemicals, Incorporated
- Hisato Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phthalocyanine compound and optical recording medium containing it
- Patent number 5,646,273
- Issue date Jul 8, 1997
- Mitsui Toatsu Chemicals, Inc.
- Takahisa Oguchi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Alkylphthalocyanine near-infrared absorbers and recording/display m...
- Patent number 5,582,774
- Issue date Dec 10, 1996
- Mitsui Toatsu Chemicals, Incorporated
- Hisato Itoh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pyrrolidinone derivatives
- Patent number 5,538,985
- Issue date Jul 23, 1996
- Mitsui Toatsu Chemicals, Inc.
- Hajime Iizuka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compact disk-write once type optical recording media
- Patent number 5,449,587
- Issue date Sep 12, 1995
- Mitsui Toatsu Chemicals, Incorporated
- Hisato Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylphthalocyanine near-infrared absorbers and recording/display m...
- Patent number 5,446,141
- Issue date Aug 29, 1995
- Mitsui Toatsu Chemicals, Incorporated
- Hisato Itoh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Phthalocyanine and naphthalocyanine light-absorbing compound and op...
- Patent number 5,446,142
- Issue date Aug 29, 1995
- Mitsui Toatsu Chemicals, Inc.
- Hisato Itoh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Near infrared absorbers and display/recording materials using the same
- Patent number 5,409,634
- Issue date Apr 25, 1995
- Mitsui Toatsu Chemicals, Incorporated
- Hisato Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Halogenation process of phthalocyanine and halogenated alkoxyphthal...
- Patent number 5,387,678
- Issue date Feb 7, 1995
- Mitsui Toatsu Chemicals, Incorporated
- Hisato Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phthalocyanine compounds and usage thereof
- Patent number 5,380,842
- Issue date Jan 10, 1995
- Mitsui Toatsu Chemicals, Incorporated
- Hisato Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Amorphous phthalocyanine compound or mixture of amorphous phthalocy...
- Patent number 5,358,833
- Issue date Oct 25, 1994
- Mitsui Toatsu Chemicals, Inc.
- Hisato Itoh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Halogenated phthalocyanine compound, method for preparing same
- Patent number 5,350,843
- Issue date Sep 27, 1994
- Mitsui Toatsu Chemicals, Incorporated
- Hisato Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing alkoxyphthalocyanine
- Patent number 5,334,714
- Issue date Aug 2, 1994
- Mitsui Toatsu Chemicals, Incorporated
- Takahisa Oguchi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Near infrared absorbers and display/recording materials using the same
- Patent number 5,296,162
- Issue date Mar 22, 1994
- Mitsui Toatsu Chemicals, Incorporated
- Hisao Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Halogenation of alkoxyphthalocyanine
- Patent number 5,280,114
- Issue date Jan 18, 1994
- Mitsui Toatsu Chemicals, Incorporated
- Hisato Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Halogenated alkoxyphthalocyanines
- Patent number 5,270,463
- Issue date Dec 14, 1993
- Mitsui Toatsu Chemicals, Incorporated
- Hisato Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparation alkoxyphthalocyanine
- Patent number 5,220,010
- Issue date Jun 15, 1993
- Mitsui Toatsu Chemicals, Incorporated
- Takahisa Oguchi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Near infrared absorbers and display/recording materials using the same
- Patent number 5,124,067
- Issue date Jun 23, 1992
- Mitsui Toatsu Chemicals, Incorporated
- Hisao Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylphthalocyanine near-infrared absorbers and recording/display m...
- Patent number 5,024,926
- Issue date Jun 18, 1991
- Mitsui Toatsu Chemicals, Incorporated
- Hisato Itoh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Phthalocyanine compounds and utility thereof
- Patent number 4,970,021
- Issue date Nov 13, 1990
- Mitsui Toatsu Chemicals, Incorporated
- Masakatsu Nakatsuka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,2-naphthalocyanine near-infrared absorbent and recording/display...
- Patent number 4,960,538
- Issue date Oct 2, 1990
- Mitsui Toatsu Chemicals, Inc.
- Hisato Itoh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Takahisa Oguchi

Person

Patents Grantslast 30 patents

Pyrrolidinone derivatives

Phthalocyanine compound and optical recording medium containing it

Optical recording medium

Phthalocyanine compound and optical recording medium containing it

Alkylphthalocyanine near-infrared absorbers and recording/display m...

Pyrrolidinone derivatives

Compact disk-write once type optical recording media

Alkylphthalocyanine near-infrared absorbers and recording/display m...

Phthalocyanine and naphthalocyanine light-absorbing compound and op...

Near infrared absorbers and display/recording materials using the same

Halogenation process of phthalocyanine and halogenated alkoxyphthal...

Phthalocyanine compounds and usage thereof

Amorphous phthalocyanine compound or mixture of amorphous phthalocy...

Halogenated phthalocyanine compound, method for preparing same

Method for preparing alkoxyphthalocyanine

Near infrared absorbers and display/recording materials using the same

Halogenation of alkoxyphthalocyanine

Halogenated alkoxyphthalocyanines

Method for preparation alkoxyphthalocyanine

Near infrared absorbers and display/recording materials using the same

Alkylphthalocyanine near-infrared absorbers and recording/display m...

Phthalocyanine compounds and utility thereof

1,2-naphthalocyanine near-infrared absorbent and recording/display...