KY

Koichi Yoshihiro

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #4,073,645 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4342547 Rotary vane compressor with valve control of oil to bias the vanes Kaichi Yamada, Yoshiyuki Morikawa, Katuharu Fujio, Toshio Matsuda, Tatsuhisa Taguchi 1982-08-03