27 Utility and 7 Design Patents
#4,887 in Tokyo
#23,296 in Japan
#108,395 in the World
rank by utility patentsForward Citations = 33
Company Filing History:



4. 2 out of 648

5. 2 out of 3,181
Dai Nippon Printing Co., Ltd.
where one patent can have more than one assignee
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