HT

Haruo Tsutsumi

HI Hirata: 1 patents #76 of 174Top 45%
Overall (All Time): #3,350,923 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7345293 Device and method for inspecting piston ring Yasuhiko Wakatsuki 2008-03-18