AK

Akira Kojima

AC Aichi Machine Industry Co.: 1 patents #36 of 131Top 30%
DC Daido Metal Company: 1 patents #166 of 280Top 60%
Overall (All Time): #3,571,314 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6183137 Bearing structure Nobutaka Hiramatsu, Mitsuru Sugita, Akira Ono, Takayuki Shibayama, Yukitoshi Ogawa 2001-02-06