HH

Hiroshi Horikawa

Sumitomo Electric Industries: 1 patents #159 of 557Top 30%
Overall (1982): #58,977 of 81,411Top 75%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4311963 Noise pulse suppressing system Masahiro Watanabe 1982-01-19