YO

Yukihiro Okayama

TO Toshiba: 1 patents #1,121 of 2,688Top 45%
Overall (All Time): #3,922,195 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4809415 Method of manufacturing a heat exchange pipe Tadashi Matsumoto, Akio Yoshioka 1989-03-07