YS

Yoshitomo Sawahata

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,955,169 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4756362 Heat exchanger Mituo Kudoh, Takuji Torii, Seigo Miyamoto, Mizuho Yokoyama, Masaru Takenouchi +1 more 1988-07-12