Inventor
HAYASHI KEN
JP17 patents
⚠️ This page may combine multiple inventors who share the name “HAYASHI KEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIFCO INC
14 patentsUS7424939B2Sep 16, 2008
Rotary damper
NIFCO INC19 citations92
US7343646B2Mar 18, 2008
Damper and door handle having the same
NIFCO INC22 citations92
US6913125B2Jul 5, 2005
Damper
NIFCO INC38 citations92
US6530121B2Mar 11, 2003
Hinge unit and hinge structure
NIFCO INC31 citations92
USD486833SFeb 17, 2004
Rotary damper
NIFCO INC22 citations91
US6857675B2Feb 22, 2005
Damper unit and glove box device using the same
NIFCO INC29 citations90
US7065829B2Jun 27, 2006
Damper device
NIFCO INC37 citations88
US7264096B2Sep 4, 2007
Rotary damper
NIFCO INC17 citations83
USD540809SApr 17, 2007
Rotary damper
NIFCO INC15 citations83
USD513264SDec 27, 2005
Rotor of a rotary damper
NIFCO INC14 citations83
US7938238B2May 10, 2011
Rotary damper
NIFCO INC8 citations82
USD539296SMar 27, 2007
Rotary damper
NIFCO INC6 citations68
US7604100B2Oct 20, 2009
Rotary damper
NIFCO INC3 citations62
US7207425B2Apr 24, 2007
Rotary damper
NIFCO INC5 citations61