Chiyoda-ku, Japan

Idemitsu Kosan Company, Limited


Patents = 2,237

Trademarks = 37

Forward Citations = 17,717


where 'Filed Patents' based on already Granted Patents

where 'Inventors Filed' based on already Granted Patents


1,271 inventors (with patents filed for the assignee):


Idemitsu Kosan Company, Limited is a leading Japanese petroleum company headquartered in Tokyo. With a history spanning over a century, Idemitsu Kosan is involved in various energy-related businesses including oil exploration, production, refining, and marketing. The company also operates in the petrochemical, electricity, and renewable energy sectors. Committed to sustainability and innovation, Idemitsu Kosan strives to provide reliable energy solutions while minimizing environmental impact.
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