SUMMARY AS spatial light modulators become increasingly sophis ticated, the inventor
anticipates that difficulties associated with fabricating them by current manufacturing process …

Color photovoltaic (PV) devices formed using interferomet ric stacks tuned to re? ect color
covering the front side or back side of a PV cell, device, panel, or array are disclosed. Inter …

In various embodiments described herein, a front light guide panel comprises a plurality
surface relief features having a variety of different sloping surface portions. Light injected …

Illumination devices and methods of making same are disclosed. In one embodiment, an
illumination apparatus includes a light source, a light guide having a planar first surface, a …

BACKGROUND 0002 Field of the Invention 0003. The field of the invention relates to
microelectro mechanical systems (MEMS). Description of the Related Technology 0004 …

The invention comprises devices and methods for coupling a light source to a display
illumination device. In one embodiment, an illumination device includes a light guide …

A light guide device includes a light guide body and two or more pluralities of spaced-apart
slits. The slits are formed by undercuts in the light guide body. Sidewalls of the slits form …

2,534,846 A 12/1950 Ambrose et al. 3,439,973 A 4, 1969 Paul et al. 3,443,854 A 5, 1969
Weiss 3,448,334 A 6, 1969 Frost 3,653,741 A 4, 1972 Marks 3,656,836 A 4, 1972 de …

US PATENT DOCUMENTS 2,534,846 A 12/1950 Ambrose et al. 2,590,906 A 4/1952 Tripp
2,677,714. A 5, 1954 Auwarter 3.247, 392 A 4, 1966 Thelen 3,439,973 A 4, 1969 Paul et al …

Certain embodiments include interferometrically tuned pho tovoltaic cells wherein reflection
from interfaces of layered photovoltaic devices coherently sum to produce an increased field …