Inventor

KOIZUMI MASAHIKO

JP6 patents

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

KOITO MFG CO LTD

2 patents

US6280566B1Aug 28, 2001

Vibration welding apparatus having an easy to assemble jig structure

KOITO MFG CO LTD26 citations86

US6425431B1Jul 30, 2002

Welding method using heating plate and welding apparatus using the same

KOITO MFG CO LTD6 citations57

SONY GROUP CORP

2 patents

US12526597B2Jan 13, 2026

Reproducing device, reproducing method, information processing device, information processing method, and program

SONY GROUP CORP0 citations50

US12418765B2Sep 16, 2025

Information processing apparatus, information processing terminal, information processing method, and program

SONY GROUP CORP0 citations42

HITACHI GLOBAL STORAGE TECH NL

1 patent

US7852589B2Dec 14, 2010

Disk drive

HITACHI GLOBAL STORAGE TECH NL3 citations59

UNIV OSAKA

1 patent

US12493959B2Dec 9, 2025

Image analysis method, image analysis device, image analysis system, control program, and recording medium

UNIV OSAKA0 citations42