KC

Kazuyoshi Chizuka

DC Delta Tooling Co.: 17 patents #5 of 93Top 6%
TL Toyota Central R&D Labs: 2 patents #528 of 1,657Top 35%
KL Kanebo, Limited: 1 patents #248 of 571Top 45%
SC Suminoe Textile Co.: 1 patents #16 of 50Top 35%
Overall (All Time): #278,577 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
8052214 Seat structure Ryota Okimoto, Hiroyuki Fujiwara, Kenichi Kawai, Etsunori Fujita 2011-11-08
7845733 Seat Etsunori Fujita, Seiji Kawasaki, Yumi Ogura, Yasuhide Takata 2010-12-07
7731294 Seat Eiichi Yasuda, Shun'ichi Doi, Kiyokazu Sunami, Etsunori Fujita, Yumi Ogura +1 more 2010-06-08
7303229 Seat construction Etsunori Fujita, Seiji Kawasaki, Yasuhide Takata 2007-12-04
7104607 Seat Eiichi Yasuda, Shun'ichi Doi, Kazukata Takei, Kiyokazu Sunami, Etsunori Fujita +3 more 2006-09-12
7044551 Seat structure Etsunori Fujita, Seiji Kawasaki, Yasuhide Takata, Yumi Ogura, Eiichi Yasuda +2 more 2006-05-16
7025423 Seat structure Etsunori Fujita, Shusuke Takahashi 2006-04-11
6921132 Seat structure Etsunori Fujita, Yutaka Sakamoto, Seiji Kawasaki, Yasuhide Takata, Yumi Ogura +1 more 2005-07-26
6817674 Seat structure Etsunori Fujita, Seiji Kawasaki, Yumi Ogura, Naoki Ochiai, Yasuhide Takata +2 more 2004-11-16
6489000 Cushion having a three-dimensional net Yumi Ogura, Etsunori Fujita, Masaki Nishino, Seiji Kawasaki 2002-12-03
6485103 Structural unit having net member incorporated therein, seat and method for treating end section of net member Toshihiko Yamada, Etsunori Fujita, Yumi Ogura, Hiroki Oshimo 2002-11-26
6366190 Magneto-spring structure Etsunori Fujita, Yoshimi Enoki, Hiroshi Nakahira, Eiji Sugimoto, Shigeki Wagata +2 more 2002-04-02
6336627 Suspension unit having a magneto-spring Etsunori Fujita, Yasuhide Takata, Hiroki Ohshimo 2002-01-08
6315364 Cushion and seat each having net-like skin Etsunori Fujita, Hiroki Ohshimo, Shigeki Wagata, Masaki Nishino, Yumi Ogura +6 more 2001-11-13
6302487 Seat having a three-dimensional net Hitoshi Fujita, Etsunori Fujita, Yumi Ogura, Masaki Nishino, Akihito Asano +1 more 2001-10-16
6241059 Vibration isolator having magnetic springs Etsunori Fujita, Yutaka Sakamoto 2001-06-05
6084329 Vibration mechanism having a magnetic spring Etsunori Fujita, Yutaka Sakamoto, Hiroki Honda, Yasuhide Takata, Hiroki Ohshimo 2000-07-04