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Eiji Negoro

HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
NI Nippon Valqua Industries: 1 patents #30 of 83Top 40%
Overall (All Time): #3,186,679 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8596870 Bearing device Hideki Akita, Osamu Gokita, Akiko Sato, Tomiyoshi Yamazaki 2013-12-03