Owner PPG Industries Ohio, Inc.

Inventors Foller, Peter C.; Tang, Robert H.; Blackburn, Forrest R.; Walters, Robert W.; Seybert, Kevin W.

Agent Mallesons

Pub. Number AU-A-2009322338

PCT Pub. Number WO2010/065713

Priority 61/119,393 03.12.08 US; 12/629,521 02.12.09 US

Filing date 3 December 2009

Wipo publication date 10 June 2010

G02F 1/163 (2006.01) Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating

G03B 9/02 (2006.01) Exposure-making shutters - Diaphragms

H01L 31/0203 (2006.01) Semiconductor devices sensitive to infra-red radiation, light, electromagnetic radiation of shorter wavelength, or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation - Containers

G02F 1/153 (2006.01) Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating

G02F 1/155 (2006.01) Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating

G02F 1/29 (2006.01) Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating - for the control of the position or the direction of light beams, i.e. deflection