KN

Kazuo Nakatani

Sumitomo Electric Industries: 1 patents #327 of 1,127Top 30%
Overall (1989): #90,123 of 140,708Top 65%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4840042 Heat pump system Mitsuhiro Ikoma, Yuji Yoshida, Takeshi Tomizawa, Koji Arita 1989-06-20