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HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
Overall (All Time): #2,843,999 of 4,157,543Top 70%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10213832 Sintered member, pinion gear for starters, and production method therefor Tomoyuki Kohida, Katsuhiko Ueda, Kenzo Morita, Shuichi Aoki 2019-02-26