Inventor

MATSUMOTO SHIGETO

JP9 patents

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

FURUKAWA ELECTRIC CO LTD

3 patents

US9225141B2Dec 29, 2015

Multi-core amplification optical fiber and multi-core optical fiber amplifier

FURUKAWA ELECTRIC CO LTD3 citations61

US11753328B2Sep 12, 2023

Method and device for screening optical fiber core, and method for manufacturing optical fiber core

FURUKAWA ELECTRIC CO LTD0 citations50

US11237322B2Feb 1, 2022

Optical fiber manufacturing method using relative bulk densities

FURUKAWA ELECTRIC CO LTD0 citations50

KAWASAKI STEEL CO

1 patent

US5232520AAug 3, 1993

High-strength martensitic stainless steel having superior fatigue properties in corrosive and erosive environment and method of producing the same

KAWASAKI STEEL CO23 citations91

ISHIKAWAJIMA HARIMA HEAVY IND

1 patent

US4125193ANov 14, 1978

Climbing device for climbing crane

ISHIKAWAJIMA HARIMA HEAVY IND18 citations71

MITSUKAWA & CO LTD

1 patent

US11174577B2Nov 16, 2021

Brushed circular knitted fabric

MITSUKAWA & CO LTD2 citations66

KYOCERA CORP

1 patent

US12365180B2Jul 22, 2025

Recording head and recording device

KYOCERA CORP0 citations49

MITO OSAMU

1 patent

US8113739B2Feb 14, 2012

Sand drift prevention method, method of forming and improving vegetation in sandy soil using the same, and tubular knit fabric for columnar sandbag

MITO OSAMU0 citations40

YAMANASHI YOUKO

1 patent

US8537458B2Sep 17, 2013

Optical fiber for optical amplification, optical fiber amplifier, and optical fiber laser

YAMANASHI YOUKO1 citations36