KA

Kenichi Aota

KC Koyo Seiko Co.: 2 patents #12 of 92Top 15%
Overall (2002): #55,836 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6474898 Coupling structure between shaft and yoke Tae Kamikawa 2002-11-05
6428236 Expansion shaft Takayoshi Hashimoto, Junya Watanabe, Shuuzou Hirakushi 2002-08-06