Inventor

TATSUTA KEN

JP5 patents

Patents

5 patents

US6379017B2Apr 30, 2002

Illuminating system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD143 citations97

US5980054ANov 9, 1999

Panel-form illuminating system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD104 citations97

US6068382AMay 30, 2000

Panel-form illuminating system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD65 citations95

US6657369B1Dec 2, 2003

Lamp with reflector and method of manufacturing the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations78

US5920387AJul 6, 1999

Apparatus and method for surface inspection

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations59