Akira Onoe

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process of producing high purity bis(4-hydroxyphenyl)sulfides and h...
- Patent number 5,175,372
- Issue date Dec 29, 1992
- Seitetsu Kagaku Co., Ltd.
- Akira Onoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heat-sensitive recording materials containing high purity bis(4-hyd...
- Patent number 5,102,858
- Issue date Apr 7, 1992
- Seitetsu Kagaku Co., Ltd.
- Akira Onoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of producing alkali metal benzenesulfinates
- Patent number 4,849,138
- Issue date Jul 18, 1989
- Seitetsu Kagaku Co., Ltd.
- Akira Onoe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing polythiobisphenols and process for producing...
- Patent number 4,740,578
- Issue date Apr 26, 1988
- Seitetsu Kagaku Co., Ltd.
- Akira Onoe
- C07 - ORGANIC CHEMISTRY