Hirokazu Itoh

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Kobe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for presulfurizing a desulfurization catalyst used in a hyd...
- Patent number 6,248,687
- Issue date Jun 19, 2001
- Nippon Shokubai Co., Ltd.
- Hirokazu Itoh
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for improving the yield of lighter components in heat-refini...
- Patent number 6,103,102
- Issue date Aug 15, 2000
- Nippon Shokubai Co., Ltd.
- Toshifumi Hatanaka
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for reducing deposition of cokes in heat-refining process of...
- Patent number 5,965,011
- Issue date Oct 12, 1999
- Nippon Shokubai Co., Ltd.
- Toshifumi Hatanaka
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for production of sulfide group-containing thiol compound
- Patent number 5,948,936
- Issue date Sep 7, 1999
- Nippon Shokubai Co. Ltd.
- Hirokazu Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for production of sulfide group-containing thiol compound
- Patent number 5,919,985
- Issue date Jul 6, 1999
- Nippon Shokubai Co., Ltd.
- Hirokazu Itoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process of producing hydroxyalkanal
- Patent number 5,811,591
- Issue date Sep 22, 1998
- Nippon Shokubai Co., Ltd.
- Hiroshi Yamamoto
- C07 - ORGANIC CHEMISTRY