HK

Haruo Kamimura

NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
Overall (All Time): #3,867,742 of 4,157,543Top 95%
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Patent #TitleCo-InventorsDate
4984829 Screw coupling joint Takeshi Saigo, Tomohiko Tokuya, Mitsuaki Hori, Hidenori Yasuoka 1991-01-15