Inventor

IZUMIYA KAZUMA

JP11 patents

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

IZUMIYA KAZUMA

4 patents

US12046872B2Jul 23, 2024

Surface emitting laser, surface emitting laser device, light source device, and detection apparatus

IZUMIYA KAZUMA1 citations59

US9046808B2Jun 2, 2015

Surface emitting laser array and image forming apparatus

IZUMIYA KAZUMA2 citations59

US10498108B2Dec 3, 2019

Surface-emitting laser array, laser apparatus, ignition device and internal combustion engine

IZUMIYA KAZUMA0 citations48

US9935420B2Apr 3, 2018

Laser device, ignition system, and internal combustion engine

IZUMIYA KAZUMA1 citations48

RICOH CO LTD

3 patents

US11808855B2Nov 7, 2023

Optical device, range sensor using optical device, and mobile object

RICOH CO LTD2 citations72

US11579289B2Feb 14, 2023

Distance measuring apparatus and mobile body including the same

RICOH CO LTD0 citations49

US12413051B2Sep 9, 2025

Surface emitting laser module, optical device, and surface emitting laser substrate

RICOH CO LTD0 citations44

OKA Yuuki

1 patent

US12548972B2Feb 10, 2026

Light source module, distance-measuring apparatus, and mobile object

OKA Yuuki0 citations57

HAGITA KENTAROH

1 patent

US12592008B2Mar 31, 2026

Information analysis system, information analysis method, and non-transitory recording medium

HAGITA KENTAROH0 citations45

IKEOH TOSHIYUKI

1 patent

US10626842B2Apr 21, 2020

Laser device, ignition device, and internal combustion engine

IKEOH TOSHIYUKI0 citations44

HARADA SHINICHI

1 patent

US10054870B2Aug 21, 2018

Surface-emitting laser, surface-emitting laser array, laser device, ignitor, internal combustion engine, optical scanner, image forming apparatus, light transmission module, and light emission system

HARADA SHINICHI0 citations40