Inventor

MATSUNAGA KEIGO

JP4 patents

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

FUJITSU LTD

2 patents

US7280648B2Oct 9, 2007

Display method of multiple types of incoming-call histories

FUJITSU LTD20 citations89

US7155260B2Dec 26, 2006

Portable terminal

FUJITSU LTD18 citations81

FURUKAWA ELECTRIC CO LTD

1 patent

US12115594B2Oct 15, 2024

Welding method and welding apparatus

FURUKAWA ELECTRIC CO LTD0 citations56

MITSUBISHI HEAVY IND LTD

1 patent

US12197197B2Jan 14, 2025

Low toughness workpiece cutting apparatus, low toughness workpiece manufacturing method and recording medium storing low toughness workpiece manufacturing program

MITSUBISHI HEAVY IND LTD0 citations41