10 Utility and 1 Design Patents
#4,435 in Osaka
#85,432 in Japan
#406,146 in the World
rank by utility patentsForward Citations = 188
Company Filing History:
Taisei Kako Co., Ltd.
Nihon Tengantaku Kenkyusyo Co., Ltd.
Nihon Tenganyaku Kenkyusyo Co., Ltd.
4. 1 out of 832,540 patents
Other
5. 1 out of 3
Nihon Tenganyaku Kenkyusho Co., Ltd.
where one patent can have more than one assignee
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