NK

Naohisa Kawakami

DC Daido Metal Company: 9 patents #33 of 280Top 15%
KK Kayaba Kogyo: 1 patents #38 of 155Top 25%
Overall (All Time): #516,282 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8888370 Slide bearing Hiroki Kobayakawa, Moritaka Fukuda 2014-11-18
7431507 Sliding member Hideo Tsuji, Masahito Fujita, Koue Ohkawa 2008-10-07
7153591 Sliding member Hideo Tsuji, Masahito Fujita, Koue Ohkawa 2006-12-26
6905779 Sliding material made of copper alloy, method of producing same, sliding bearing material, and method of producing same Kenji Sakai, Satoru Kurimoto, Takashi Inaba, Koichi Yamamoto, Takayuki Shibayama 2005-06-14
6692548 Copper-based sliding material, method of manufacturing the same, and sliding bearing Kenji Sakai, Satoru Kurimoto, Takashi Inaba, Koichi Yamamoto, Takayuki Shibayama 2004-02-17
6652675 Copper alloy sliding material Kenji Sakai, Satoru Kurimoto, Koichi Yamamoto, Takayuki Shibayama 2003-11-25
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
6303235 Copper-based sliding alloy Tsukimitsu Higuchi, Yoshiaki Sato, Takayuki Shibayama, Keizo Mizuno, Kenji Yamanouchi 2001-10-16