Radiant energy – Photocells; circuits and apparatus – Housings
Reexamination Certificate
2011-07-12
2011-07-12
Le, Que T (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Housings
C250S208100
Reexamination Certificate
active
07977624
ABSTRACT:
A screen includes a screen main body that has a diffusion layer, a frame that is provided along the circumference of the screen main body, and to which the diffusion layer is attached through supporting members to rock, and a driving unit that is mounted on the diffusion layer and moves the diffusion layer in parallel to a surface of the diffusion layer.
REFERENCES:
patent: 3610728 (1971-10-01), Firth
patent: 3640602 (1972-02-01), Wolfe
patent: 4143943 (1979-03-01), Rawson
patent: 4390239 (1983-06-01), Huber
patent: 7796331 (2010-09-01), Mizushima et al.
patent: A-11-38512 (1999-02-01), None
patent: A-2001-100316 (2001-04-01), None
patent: A-2001-100317 (2001-04-01), None
Morikuni Eiji
Seki Hideya
Le Que T
Oliff & Berridg,e PLC
Seiko Epson Corporation
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