2 Utility Patents
#29 in Tsuruoka
#305,377 in Japan
Forward Citations = 32
Company Filing History:
Mizusawa Industrial Chemicals, Ltd.
Yamato Refractives & Co.
Mitsubisha Corporation
4. 1 out of 1
Mizusawa Kazahu Kogyo Kabushiki Kaisha
where one patent can have more than one assignee
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