15 Utility Patents
#536 in Wako
#53,292 in Japan
#247,890 in the World
Forward Citations = 39
Company Filing History:

Kabushiki Kaisha Yaskawa Denki

4. 2 out of 832,575 patents
Other
5. 2 out of 126
Rikagaku Kenkyusho
where one patent can have more than one assignee
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