SH

Shigehisa Hagura

HI Hitachi: 1 patents #856 of 3,149Top 30%
Overall (1994): #69,357 of 165,921Top 45%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D343382 Frequency inverter Toshihiko Wada, Tadao Shimotsu, Norinaga Suzuki 1994-01-18