HA

Hirosi Asaba

SI Sumitomo Heavy Industries: 1 patents #424 of 917Top 50%
Overall (All Time): #4,074,118 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4344204 Apparatus for cleaning door frames of coke ovens Kenji Fujita, Kazuo Korehisa, Hideo Harada, Tsuneo Shibuya 1982-08-17