14 Utility Patents
#94 in Sendai
#58,129 in Japan
#270,606 in the World
Forward Citations = 764
Company Filing History:
Kabushiki Kaisha Motoyamaseisakusho

Other
4. 3 out of 5
Motoyama Eng. Works, Ltd.
5. 1 out of 14
Kabushiki Kaisha Watanabe Shoko
where one patent can have more than one assignee
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