Inventor
KUWANO RYUJI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “KUWANO RYUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELTA TOOLING CO LTD
8 patentsUS9376044B2Jun 28, 2016
Vehicle seat
DELTA TOOLING CO LTD22 citations91
US9840170B2Dec 12, 2017
Vehicle seat
DELTA TOOLING CO LTD7 citations84
US9637033B2May 2, 2017
Lifter mechanism and vehicle seat
DELTA TOOLING CO LTD6 citations73
US10278509B2May 7, 2019
Lumbar support structure and seat structure
DELTA TOOLING CO LTD4 citations71
US10968974B2Apr 6, 2021
Damper
DELTA TOOLING CO LTD1 citations62
US9862291B2Jan 9, 2018
Seat slide device
DELTA TOOLING CO LTD1 citations51
US10130183B2Nov 20, 2018
Seat cushioning member support mechanism and seat structure
DELTA TOOLING CO LTD0 citations41
US9522448B2Dec 20, 2016
Manufacturing method for seat frame structure
DELTA TOOLING CO LTD0 citations37
DELTA KOGYO CO
4 patentsUS12005820B2Jun 11, 2024
Seat suspension mechanism
DELTA KOGYO CO0 citations60
US11440448B2Sep 13, 2022
Suspension mechanism, multi-suspension mechanism and damper
DELTA KOGYO CO1 citations59
US10766389B2Sep 8, 2020
Vehicle seat
DELTA KOGYO CO0 citations52
US12077073B2Sep 3, 2024
Seat suspension mechanism
DELTA KOGYO CO0 citations50