MK

Masao Kashiwagi

HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
KC Kayaba Industry Co.: 1 patents #133 of 326Top 45%
Overall (All Time): #2,244,500 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6161586 Tournament oil path constituting apparatus Toichi Hirata, Genroku Sugiyama, Tsukasa Toyooka, Norio Onuma, Ikuo Inagaki 2000-12-19
6158462 Hydraulic pressure control device Masayuki Nakamura 2000-12-12