29 Utility and 1 Design Patents
#1,539 in Yokohama
#20,835 in Japan
#97,207 in the World
rank by utility patentsForward Citations = 220
Company Filing History:



4. 1 out of 2
Kyowa Hakko Kogyo K.k.
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#1,539 in Yokohama
#20,835 in Japan
#97,207 in the World
rank by utility patentsCompany Filing History:



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