4. Electric lamp and discharge devices
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Lamp cooling device and projection display apparatus

Electric lamp and discharge devices – With temperature modifier – Having heat conducting path
Reexamination Certificate

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Lamp cooling system

Electric lamp and discharge devices – With temperature modifier – Using liquids or fluid flow directing means
Patent

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Lamp device

Electric lamp and discharge devices – With envelope – Having base and connector
Reexamination Certificate

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Lamp device and method for the production of a lamp device

Electric lamp and discharge devices – With gas or vapor – Having electrode lead-in or electrode support sealed to...
Reexamination Certificate

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Lamp device and projector therewith

Electric lamp and discharge devices – With gas or vapor – Three or more electrode discharge device
Reexamination Certificate

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Lamp device and projector therewith

Electric lamp and discharge devices – With gas or vapor – Three or more electrode discharge device
Reexamination Certificate

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Lamp electrode and method for delivering mercury

Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Reexamination Certificate

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Lamp electrode and method of fabricating the same

Electric lamp and discharge devices – With gas or vapor – Having electrode exterior to envelope
Reexamination Certificate

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Lamp emitting visible and IR light

Electric lamp and discharge devices – With optical device or special ray transmissive envelope – Polarizer or special ray transmission
Reexamination Certificate

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Lamp emitting visible and IR light

Electric lamp and discharge devices – With optical device or special ray transmissive envelope – Polarizer or special ray transmission
Reexamination Certificate

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Lamp envelope having a luminescent material on the interior surf

Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Patent

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Lamp envelope with a metal clamping member and a fixation member

Electric lamp and discharge devices – With envelope – Having base and connector
Patent

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Lamp envelope with integrated optics

Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Reexamination Certificate

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Lamp equipped with magnets

Electric lamp and discharge devices – With magnetic device – With envelope
Patent

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Lamp eyelet

Electric lamp and discharge devices – With optical device or special ray transmissive envelope – Reflector
Patent

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Lamp filament

Electric lamp and discharge devices – Incandescent lamps
Reexamination Certificate

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Lamp filament and lamp filament assembly

Electric lamp and discharge devices – With gas or vapor – Incandescent filament lamp
Patent

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Lamp filament configuration for use in a drum lens

Electric lamp and discharge devices – Incandescent lamps
Patent

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Lamp filament design

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament
Reexamination Certificate

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Lamp filament structure, and method of its manufacture

Electric lamp and discharge devices – Electrode and shield structures – Filament or resistance heated electrodes
Patent

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