HA

Hiroya Achiha

Nsk: 2 patents #29 of 185Top 20%
Overall (2003): #65,013 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6644094 Traction coefficient measurement device Ryoichi Otaki, Shinichi Natsumeda 2003-11-11
6524008 Ball bearing Takayuki Yatabe, Hisato Yamamoto, Yasuhisa Terada, Takashi Ogawa, Tsuyoshi Koshi +1 more 2003-02-25