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USPTO Data Jan 1 1976 - Dec 30 2025
2 Patents
#1,025 in Osaka
#10,975 in Japan
Koyo Seiko., Ltd.
Forward Citations = 8
4 inventors:
Koyo Seiko., Ltd.
Forward Citations = 8
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4 inventors (with patents filed for the assignee):
Susumu Imagaki (1 out of 17 patents)
Yoshikazu Kuroumaru (1 out of 10 patents)
Noboru Minamoto (1 out of 7 patents)
4. Koji Yoshioka (1 out of 2 patents)
2 patents:
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