Inventor

HATA NOBUHARU

JP3 patents

Patents

3 patents

US6367947B1Apr 9, 2002

Fluorescent lamp having excellent light distribution and high impact-resistance

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations72

US6431725B1Aug 13, 2002

Bulb-shaped fluorescent lamp

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations61

US6558019B2May 6, 2003

Bulb-shaped fluorescent lamp

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations50