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USPTO Data Jan 1 1976 - Jan 6 2026
2 Patents
#164 in Hyogo
#10,966 in Japan
Yamakawa Sangyo Co., Ltd.
Forward Citations = 1
8 inventors:
Yamakawa Sangyo Co., Ltd.
Forward Citations = 1
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8 inventors (with patents filed for the assignee):
Manabu Kawakami (1 out of 12 patents)
Yoshikatsu Nishida (1 out of 1 patent)
Manabu Tano (1 out of 3 patents)
4. Hideto Takasugi (1 out of 3 patents)
5. Akira Shirayama (1 out of 3 patents)
6. Hirohisa Nakashima (1 out of 2 patents)
7. Akira Ohashi (1 out of 1 patent)
8. Jun Ayama (1 out of 1 patent)
2 patents:
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