HF

Hajime Futawatari

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,368,762 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4365667 Heat exchanger Toshio Hatada, Takao Senshu, Akira Arai, Fumio Harada, Atsushi Matsuzaki +2 more 1982-12-28
4300629 Cross-fin tube type heat exchanger Toshio Hatada, Takao Senshu, Akira Arai, Fumio Harada, Atsushi Matsuzaki +2 more 1981-11-17