HO

Hiroshi Otsu

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #4,043,930 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4481813 Dew sensor Hirayoshi Tanei, Shoichi Iwanaga, Akira Ikegami, Hiromi Isonae 1984-11-13