KY

Koichi Yoshihiro

Sumitomo Electric Industries: 1 patents #159 of 557Top 30%
Overall (1982): #47,558 of 81,411Top 60%
1
Patents 1982

Issued Patents 1982

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