43 Utility Patents
#23 in Sodegaura
#10,460 in Japan
#50,399 in the World
Forward Citations = 312
Company Filing History:

Idemitsu Kosan Co ., Ltd.
Other
4. 1 out of 336

5. 1 out of 1
Akiyoshi Mikami
where one patent can have more than one assignee
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