JI

Johtaro Itoh

CC Chiyoda Chemical Entineering & Constructions Co.: 1 patents #41 of 119Top 35%
Overall (All Time): #4,082,075 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4246073 Process of distillation of a multicomponent hydrocarbon mixture Tomio Umeda, Katsuo Shiroko, Kazuo Niida 1981-01-20