Inventor
SAKAMOTO SYOUETSU
JP3 patents
Patents
3 patentsUS6153971ANov 28, 2000
Light source with only two major light emitting bands
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD89 citations96
US6224240B1May 1, 2001
Light source
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations91
US6242857B1Jun 5, 2001
High efficiency fluorescent lamp with low color rendering property
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations83