57 Utility and 1 Design Patents
#800 in Kanagawa
#5,974 in Japan
#30,193 in the World
rank by utility patentsForward Citations = 306
Company Filing History:


4. 2 out of 35,658

5. 1 out of 349
Kabushiki Kaisha Shinkawa
where one patent can have more than one assignee
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