HN

Hiroshi Nagase

HI Hitachi: 25 patents #1,255 of 28,497Top 5%
TO Toyota: 16 patents #1,599 of 26,838Top 6%
AE Aida Engineering: 6 patents #13 of 163Top 8%
FC Fujikura Kasei Co.: 4 patents #5 of 92Top 6%
HC Hitachi Industrial Equipment Systems Co.: 2 patents #215 of 550Top 40%
HC Hitachi Keiyo Engineering Co.: 1 patents #46 of 115Top 40%
Overall (All Time): #51,852 of 4,157,543Top 2%
51
Patents All Time

Issued Patents All Time

Showing 51–51 of 51 patents

Patent #TitleCo-InventorsDate
4206395 Harmonic eliminating apparatus Toshiaki Okuyama, Yuzuru Kubota, Takamasa Hori 1980-06-03