Inventor
CHIZUKA KAZUYOSHI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “CHIZUKA KAZUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELTA TOOLING CO LTD
16 patentsUS6302487B1Oct 16, 2001
Seat having a three-dimensional net
DELTA TOOLING CO LTD99 citations97
US6489000B1Dec 3, 2002
Cushion having a three-dimensional net
DELTA TOOLING CO LTD75 citations96
US6315364B1Nov 13, 2001
Cushion and seat each having net-like skin
DELTA TOOLING CO LTD95 citations95
US7303229B2Dec 4, 2007
Seat construction
DELTA TOOLING CO LTD25 citations92
US7044551B2May 16, 2006
Seat structure
DELTA TOOLING CO LTD22 citations92
US7025423B2Apr 11, 2006
Seat structure
DELTA TOOLING CO LTD36 citations92
US6921132B2Jul 26, 2005
Seat structure
DELTA TOOLING CO LTD34 citations92
US6485103B1Nov 26, 2002
Structural unit having net member incorporated therein, seat and method for treating end section of net member
DELTA TOOLING CO LTD30 citations92
US6241059B1Jun 5, 2001
Vibration isolator having magnetic springs
DELTA TOOLING CO LTD31 citations92
US7104607B2Sep 12, 2006
Seat
DELTA TOOLING CO LTD45 citations91
US6336627B1Jan 8, 2002
Suspension unit having a magneto-spring
DELTA TOOLING CO LTD30 citations91
US6366190B1Apr 2, 2002
Magneto-spring structure
DELTA TOOLING CO LTD17 citations83
US6817674B2Nov 16, 2004
Seat structure
DELTA TOOLING CO LTD19 citations82
US6084329AJul 4, 2000
Vibration mechanism having a magnetic spring
DELTA TOOLING CO LTD15 citations73
US7845733B2Dec 7, 2010
Seat
DELTA TOOLING CO LTD5 citations63
US8052214B2Nov 8, 2011
Seat structure
DELTA TOOLING CO LTD2 citations62