6 Utility Patents
#9,892 in Kanagawa
#137,033 in Japan
#670,791 in the World
Forward Citations = 159
Company Filing History:
Tsuden Kabushiki Kaisha
Tokyo Ohka Kogyo Co., Ltd.
Toyoko Kagaku Co., Ltd.
4. 1 out of 1
Kabushiki Kaisha Tsuden
where one patent can have more than one assignee
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