Akito Fukui

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Yokkaido, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for synthesizing urea
- Patent number 4,504,679
- Issue date Mar 12, 1985
- Toyo Engineering Corporation
- Shigeru Inoue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for synthesizing urea
- Patent number 4,334,096
- Issue date Jun 8, 1982
- Toyo Engineering Corporation
- Keizo Konoki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of stripping unreacted materials in urea synthesis process
- Patent number 4,321,410
- Issue date Mar 23, 1982
- Mitsui Toatsu Chemicals, Inc.
- Hiroshi Ono
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for synthesizing urea
- Patent number 4,311,856
- Issue date Jan 19, 1982
- Toyo Engineering Corp.
- Shigeru Inoue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of urea
- Patent number 4,231,961
- Issue date Nov 4, 1980
- Toyo Engineering Corporation
- Keizo Konoki
- C07 - ORGANIC CHEMISTRY