KN

Keizo Nagasawa

NT Ntn: 4 patents #361 of 1,364Top 30%
KC Kyodo Yushi Co.: 1 patents #63 of 191Top 35%
NC Ntn Toyo Bearing Co.: 1 patents #30 of 90Top 35%
SK Showa Shell Sekiyu K.K.: 1 patents #27 of 82Top 35%
Overall (All Time): #1,035,698 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7094155 Constant velocity universal joint Takashi Hosoya, Katsuyuki Ikei 2006-08-22
6258760 Grease composition for constant velocity joint Takahiro Ozaki, Tsutomu Yoshida, Takao Nishimura, Ryuichi Masumori, Yukio Asahara 2001-07-10
5952273 Grease composition for constant velocity joints Yoichi Suzuki, Takashi Okaniwa, Yukio Asahara, Mitsuhiro Kakizaki, Kiyoshi Takeuchi +2 more 1999-09-14
5160645 Grease composition for constant velocity joint Takashi Okaniwa, Kiyoshi Takeuchi, Toshiharu Kato 1992-11-03
4840740 Grease for homokinetic joint Tasuku Sato, Kiyoshi Nakanishi, Yoshikazu Fukumura 1989-06-20