P

Inventor

LEVIS MAURICE E

US8 patents
⚠️ This page may combine multiple inventors who share the name “LEVIS MAURICE E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GEM LIGHTING LLC

4 patents
US6483237B2Nov 19, 2002

High intensity discharge lamp with single crystal sapphire envelope

GEM LIGHTING LLC26 citations91
US6992445B2Jan 31, 2006

High intensity discharge lamp with single crystal sapphire envelope

GEM LIGHTING LLC4 citations72
US6661174B2Dec 9, 2003

Sapphire high intensity discharge projector lamp

GEM LIGHTING LLC8 citations72
US6652344B2Nov 25, 2003

High intensity discharge lamp with single crystal sapphire envelope

GEM LIGHTING LLC4 citations72

TORCH TECHNOLOGIES LLC

2 patents
US5902033AMay 11, 1999

Projector system with hollow light pipe optics

TORCH TECHNOLOGIES LLC151 citations96
US5884991AMar 23, 1999

LCD projection system with polarization doubler

TORCH TECHNOLOGIES LLC134 citations95

(unassigned)

1 patent
US5829858ANov 3, 1998

Projector system with light pipe optics

96 citations95

VIDEO MATRIX CORP

1 patent
US4734779AMar 29, 1988

Video projection system

VIDEO MATRIX CORP129 citations91