Inventor

HAMAMOTO KOJI

JP8 patents

Patents

8 patents

US5270516ADec 14, 1993

Arc welding machine

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD96 citations93

US6207928B1Mar 27, 2001

Consumable electrode type pulse arc welding method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations91

US5168144ADec 1, 1992

Arc welding power apparatus having plural selectable electrode feed quantity settings

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations88

US5017757AMay 21, 1991

Pulsed arc welding machine

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31 citations87

US6225597B1May 1, 2001

Method of controlling pulse output and consumable electrode type pulse arc welding device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73

USD445812SJul 31, 2001

Welding machine

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations71

US5834733ANov 10, 1998

ARC welding machine

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations70

US6555785B2Apr 29, 2003

Welding condition inputting equipment

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations58