Inventor

YAMAYA YU

JP5 patents

⚠️ This page may combine multiple inventors who share the name “YAMAYA YU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH CO LTD

1 patent

US10363757B2Jul 30, 2019

Sheet processing device and image forming system

RICOH CO LTD9 citations80

IWATA AKIKAZU

1 patent

US10105968B2Oct 23, 2018

Sheet processing device and image forming system

IWATA AKIKAZU9 citations76

YAMAYA YU

1 patent

US8939880B2Jan 27, 2015

Sheet folding mechanism

YAMAYA YU2 citations51

AKAI TAKESHI

1 patent

US12291042B2May 6, 2025

Droplet discharge device and droplet discharge method

AKAI TAKESHI0 citations47

YAMANAKA MANABU

1 patent

US11001072B2May 11, 2021

Liquid discharge head, liquid discharge device, dispensing device, and liquid discharge method

YAMANAKA MANABU0 citations44