TN

Takuhiro Nakahara

IH Ihi: 1 patents #624 of 1,178Top 55%
Overall (All Time): #3,356,939 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7377774 Change-over apparatus for cooling gas passages in vacuum heat treating furnace Kazuhiko Katsumata 2008-05-27