10 Utility Patents
#6,907 in Kanagawa
#85,524 in Japan
#406,844 in the World
Forward Citations = 254
Company Filing History:
Tokyo Ohka Kogyo Co., Ltd.
Tokyo Ohka Kogyo Kabushiki Kaisha
Tokyo Denshi Kagaku Kabushiki Kaisha
4. 1 out of 4,979
Oki Electric Industry Co., Ltd.
where one patent can have more than one assignee
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