29 Utility and 9 Design Patents
#4,413 in Tokyo
#20,893 in Japan
#97,791 in the World
rank by utility patentsForward Citations = 377
Company Filing History:



4. 2 out of 1,765

5. 2 out of 128
Nihon Parkerizing Co., Ltd.
where one patent can have more than one assignee
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