2 Utility Patents
#634 in Suita
#304,340 in Japan
Forward Citations = 5
Company Filing History:


4. 2 out of 1,100
Kabushiki Kaisha Kobe Seiko Sho
5. 2 out of 17
Seisan Kaihatsu Kagaku Kenkyusho
where one patent can have more than one assignee
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