TU

Toshio Utagawa

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #2,347,049 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4574872 Heat exchanger apparatus Nobuyuki Yano, Takuro Kotera, Akira Aoki, Kazufumi Watanabe, Masao Wakai 1986-03-11
4478053 Air-conditioning machine Nobuyuki Yano, Takuro Kotera, Akira Aoki 1984-10-23