Assignee

PHOSPHORTECH CORP

US2 patents

Top patents by PatentIndex Score

US6987353B2Jan 17, 2006

Light emitting device having sulfoselenide fluorescent phosphor

PHOSPHORTECH CORP63 citations94

US6982045B2Jan 3, 2006

Light emitting device having silicate fluorescent phosphor

PHOSPHORTECH CORP99 citations94