SY

Shigehiro Yoshinaga

HC Hitachi Construction Machinery Co.: 1 patents #7 of 42Top 20%
Overall (1997): #77,002 of 185,788Top 45%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5632190 Burglarproof device for hydraulic machine Kazuhiro Sunamura, Osamu Tomikawa, Toichi Hirata 1997-05-27