TN

Tadashi NISHIZAWA

HC Hitachi Construction Machinery Co.: 3 patents #381 of 1,234Top 35%
Overall (All Time): #1,324,489 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12264452 Work machine Ryu NARIKAWA, Kouji Fujita, Hideaki Itou, Hidefumi Ishimoto, Teppei SAITOH 2025-04-01
12065805 Work machine Teppei SAITOH, Kouji Fujita, Hideaki Itou, Hidefumi Ishimoto, Ryu NARIKAWA 2024-08-20
11142891 Working machine Hiroshi Sakamoto, Takuya Naka 2021-10-12