Inventor

USAMI HITOSHI

JP5 patents

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

RICOH CO LTD

2 patents

US9205652B2Dec 8, 2015

Liquid ejection head, and image forming apparatus using the liquid ejection head

RICOH CO LTD3 citations59

US10507657B2Dec 17, 2019

Liquid discharge head, liquid discharge device, and liquid discharge apparatus

RICOH CO LTD0 citations48

FUJIMURA YUKI

1 patent

US12023926B2Jul 2, 2024

Liquid discharge head, liquid discharge device, and liquid discharge apparatus

FUJIMURA YUKI0 citations57

NAGAHASHI KAZUTO

1 patent

US12090759B2Sep 17, 2024

Liquid discharge head, liquid discharge apparatus, and bonded unit

NAGAHASHI KAZUTO0 citations49

SUGIOKA YUU

1 patent

US12202265B2Jan 21, 2025

Head, head module, and apparatus that discharges liquid

SUGIOKA YUU0 citations45