Hirofumi Higuchi

Person

Niigata, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for preparing lactate
- Patent number 5,824,818
- Issue date Oct 20, 1998
- Mitsubishi Gas Chemical Company, Inc.
- Takafumi Abe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a carboxylic acid ester
- Patent number 5,703,272
- Issue date Dec 30, 1997
- Mitsubishi Gas Chemical Company, Inc.
- Mariko Abe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing silica-titania catalyst
- Patent number 5,587,349
- Issue date Dec 24, 1996
- Mitsubishi Gas Chemical Company, Inc.
- Mariko Abe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing .alpha.-hydroxyisobutyramide
- Patent number 5,463,123
- Issue date Oct 31, 1995
- Mitsubishi Gas Chemical Company, Inc.
- Takako Uchiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing hydrogen cyanide
- Patent number 5,439,661
- Issue date Aug 8, 1995
- Mitsubishi Gas Chemical Company, Inc.
- Takafumi Abe
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing methyl .alpha.-hydroxyisobutyrate
- Patent number 5,391,813
- Issue date Feb 21, 1995
- Mitsubishi Gas Chemical Company, Inc.
- Nobuyuki Muro
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing methyl methacrylate
- Patent number 5,371,273
- Issue date Dec 6, 1994
- Mitsubishi Gas Chemical Company, Inc.
- Yoshikazu Shima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for production of carboxylic acid ester and formamide
- Patent number 5,312,966
- Issue date May 17, 1994
- Mitsubishi Gas Chemical Company, Inc.
- Takafumi Abe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing methacrylic acid
- Patent number 5,225,594
- Issue date Jul 6, 1993
- Mitsubishi Gas Chemical Company, Inc.
- Yoshikazu Shima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for production of carboxylic acid esters and formamide
- Patent number 5,194,668
- Issue date Mar 16, 1993
- Mitsubishi Gas Chemical Company, Inc.
- Hideo Ikarashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing a denaturated manganese dioxide catalyst for...
- Patent number 5,175,366
- Issue date Dec 29, 1992
- Mitsubishi Gas Chemical Company, Inc.
- Shuji Ebata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing methyl methacrylate
- Patent number 5,087,736
- Issue date Feb 11, 1992
- Mitsubishi Gas Chemical Company, Inc.
- Hirofumi Higuchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing methyl methacrylate
- Patent number 5,087,737
- Issue date Feb 11, 1992
- Mitsubishi Gas Chemical Company, Inc.
- Hirofumi Higuchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing alpha-hydroxyisobutyric acid amide
- Patent number 5,087,750
- Issue date Feb 11, 1992
- Mitsubishi Gas Chemical Company, Inc.
- Akitomo Uda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing .alpha., .beta.-unsaturated carboxylic acid e...
- Patent number 5,075,493
- Issue date Dec 24, 1991
- Mitsubishi Gas Chemical Company, Inc.
- Yoshikazu Shima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing a denaturated manganese dioxide catalyst for...
- Patent number 5,061,675
- Issue date Oct 29, 1991
- Mitsubishi Gas Chemical Company, Inc.
- Shuji Ebata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing .alpha.-hydroxyisobutyric acid
- Patent number 5,053,535
- Issue date Oct 1, 1991
- Mitsubishi Gas Chemical Company, Inc.
- Yoshikazu Shima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for production of carboxylic acid esters and formamide
- Patent number 4,983,757
- Issue date Jan 8, 1991
- Mitsubishi Gas Chemical Company, Inc.
- Jiro Ishikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing alpha-hydroxycarboxylic acid amide
- Patent number 4,950,801
- Issue date Aug 21, 1990
- Mitsubishi Gas Chemical Company, Inc.
- Shuji Ebata
- C07 - ORGANIC CHEMISTRY

Hirofumi Higuchi

Person

Patents Grantslast 30 patents

Process for preparing lactate

Process for preparing a carboxylic acid ester

Process for preparing silica-titania catalyst

Process for producing .alpha.-hydroxyisobutyramide

Process for producing hydrogen cyanide

Process for producing methyl .alpha.-hydroxyisobutyrate

Process for producing methyl methacrylate

Process for production of carboxylic acid ester and formamide

Process for producing methacrylic acid

Process for production of carboxylic acid esters and formamide

Process for producing a denaturated manganese dioxide catalyst for...

Process for producing methyl methacrylate

Process for producing methyl methacrylate

Process for producing alpha-hydroxyisobutyric acid amide

Process for preparing .alpha., .beta.-unsaturated carboxylic acid e...

Process for producing a denaturated manganese dioxide catalyst for...

Process for producing .alpha.-hydroxyisobutyric acid

Process for production of carboxylic acid esters and formamide

Process for producing alpha-hydroxycarboxylic acid amide