8 Utility Patents
#62 in Omiya
#107,350 in Japan
#520,941 in the World
Forward Citations = 88
Company Filing History:
Research Development Corporation of Japan
Other

4. 2 out of 68

5. 1 out of 73
Zaidan Hojin Handotai Kenkyu Shinkokai
where one patent can have more than one assignee
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