Takahiro Sugawara

Person

Ami-machi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Modified ion exchange resins and use thereof
- Patent number 5,589,517
- Issue date Dec 31, 1996
- Mitsubishi Chemical Corporation
- Takahiro Sugawara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 2,6-naphthalenedicarboxylic acid
- Patent number 5,442,103
- Issue date Aug 15, 1995
- Mitsubishi Petrochemical Co., Ltd.
- Hiroshi Iwane
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for purification of naphthalenedicarboxylic acid
- Patent number 5,344,969
- Issue date Sep 6, 1994
- Mitsubishi Petrochemical Co., Ltd.
- Hiroshi Iwane
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for para-methylolating phenol compounds
- Patent number 5,220,079
- Issue date Jun 15, 1993
- Mitsubishi Petrochemical Company Limited
- Hiroshi Iwane
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing polyhydroperoxy aromatic compound
- Patent number 5,196,598
- Issue date Mar 23, 1993
- Mitsubishi Petrochemical Co., Ltd.
- Hiroshi Iwane
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 2,6-naphthalenedicarboxylic acid
- Patent number 5,175,352
- Issue date Dec 29, 1992
- Mitsubishi Petrochemical Co., Ltd.
- Hiroshi Iwane
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 4,4'-dihydroxybiphenyl
- Patent number 5,091,592
- Issue date Feb 25, 1992
- Mitsubishi Petrochemical Co., Ltd.
- Hiroshi Iwane
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing p-hydroxybenzyl alcohol
- Patent number 5,019,656
- Issue date May 28, 1991
- Mitsubishi Petrochemical Co., Ltd.
- Hiroshi Iwane
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 4,4'-dihydroxydiphenylmethane
- Patent number 4,937,392
- Issue date Jun 26, 1990
- Mitsubishi Petrochemical Company, Ltd.
- Makoto Imanari
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing p-cumylphenol
- Patent number 4,906,791
- Issue date Mar 6, 1990
- Mitsubishi Petrochemical Co., Ltd.
- Makoto Imanari
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing tert-amylphenols
- Patent number 4,568,778
- Issue date Feb 4, 1986
- Mitsubishi Petrochemical Co., Ltd.
- Makoto Imanari
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 4,4'-dihydroxydiphenyls
- Patent number 4,564,713
- Issue date Jan 14, 1986
- Mitsubishi Petrochemical Co., Ltd.
- Makoto Imanari
- C07 - ORGANIC CHEMISTRY

Takahiro Sugawara

Person

Patents Grantslast 30 patents

Modified ion exchange resins and use thereof

Process for producing 2,6-naphthalenedicarboxylic acid

Process for purification of naphthalenedicarboxylic acid

Process for para-methylolating phenol compounds

Process for producing polyhydroperoxy aromatic compound

Process for preparing 2,6-naphthalenedicarboxylic acid

Process for preparing 4,4'-dihydroxybiphenyl

Process for preparing p-hydroxybenzyl alcohol

Process for preparing 4,4'-dihydroxydiphenylmethane

Process for preparing p-cumylphenol

Process for producing tert-amylphenols

Process for producing 4,4'-dihydroxydiphenyls