Kazumasa Hirata und Osaka - Info zur Person

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Official Gazette of the United States Patent and Trademark Office:...

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5, PROCESS FOR PRODUCING N-ALKYLIMIDAZOLE Naritoshi Kawata, and Kazumasa Hirata, both of Osaka, Japan, assignors to The Nippon ...

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... Kazumasa Hirata, Osaka, Japan, assignors to The Nippon Synthetic Chemical Industry Co., Ltd., Osaka, Japan Filed Dec. 26, 2000, Appl. No. 745,419 Claims ...

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... of Osaka; Takehiko Kakimoto, and Kazumasa Hirata, both of Gifu, all of Japan, assignors to Nippon Gosei Kanaka Kogyo Kabushiki Kaisha, Japan Filed Feb.