NK

Naohisa Kawakami

DC Daido Metal Company: 2 patents #8 of 20Top 40%
Overall (2002): #23,675 of 266,432Top 9%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6475635 Sliding material made of copper alloy, method of producing same, and sliding bearing Kenji Sakai, Satoru Kurimoto, Takashi Inaba, Koichi Yamamoto, Takayuki Shibayama 2002-11-05
6378670 Sliding member Tsukimitsu Higuchi, Takashi Inaba, Koichi Yamamoto, Toshio Egami, Takayuki Shibayama 2002-04-30
6334914 Copper alloy sliding material Kenji Sakai, Satoru Kurimoto, Takashi Inaba, Koichi Yamamoto, Takayuki Shibayama 2002-01-01