70 Utility and 1 Design Patents
#9 in Odawara
#3,701 in Japan
#19,845 in the World
rank by utility patentsForward Citations = 726
Company Filing History:



4. 4 out of 226
Senju Pharmaceutical Co., Ltd.
5. 3 out of 9
Nippon Steel Hardfacing Co., Ltd.
where one patent can have more than one assignee
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