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USPTO Data Jan 1 1976 - Dec 30 2025
1 Patents
#1,487 in Osaka
#15,542 in Japan
Katayama Seiyakusho Co., Ltd.
Forward Citations = 1
5 inventors:
Katayama Seiyakusho Co., Ltd.
Forward Citations = 1
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5 inventors (with patents filed for the assignee):
Osamu Yokokoji (1 out of 15 patents)
Akihiro Tamaoki (1 out of 3 patents)
Yoshiyuki Murakami (1 out of 1 patent)
4. Ryonosuke Yoshida (1 out of 1 patent)
5. Seisaku Kumai (1 out of 40 patents)
1 patent:
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