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Kumazaki; Yoshiyuki
Aichi-ken, JP
No. of patents:

Patent Number Title Of Patent Date Issued
8267476 Vehicle seat reclining device September 18, 2012
Each of the pawls that are capable of rotationally locking a reclining device has a hardness greater than a slide cam that is capable of pressing the pawls to engage a ratchet. When a large load capable of forcibly rotationally displacing the ratchet is applied thereto while the pawl
8141954 Switching mechanisms of vehicle seats March 27, 2012
A switching mechanism of a vehicle seat includes a base element, an output arm pivotally connected to the base element via a first pivot shaft, an input arm having a force input point and pivotally connected to the output arm via a second pivot shaft as a rotational center, and an in
8002355 Vehicular seats August 23, 2011
One aspect of the present invention can include a vehicular seat including a seat cushion, a seat back inclinably attached to the seat cushion, and a restricting falling down mechanism. The restricting falling down mechanism restricts the seat back from falling down forward when the

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