KA

Koji Arita

Sumitomo Electric Industries: 1 patents #327 of 1,127Top 30%
📍 Kobe, CO: #1 of 1 inventorsTop 100%
Overall (1989): #86,476 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, Kazuo Nakatani, Yuji Yoshida, Takeshi Tomizawa 1989-06-20