YH

Yasuo Hirozawa

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Iwakuni, JP: #263 of 421 inventorsTop 65%
Overall (All Time): #4,058,332 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4406617 Pre-mixing type burner — 1983-09-27