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Light bulb having surfaces for reflecting light produced by electronic light generating sources

  • US 7,367,692 B2
  • Filed: 08/09/2004
  • Issued: 05/06/2008
  • Est. Priority Date: 04/30/2004
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a housing having a portion that is transmissive to radiation within a waveband;

    a substrate supported within said housing and having first and second sides, said substrate being transmissive to radiation within said waveband;

    circuitry within said housing, said circuitry including first and second elements that are respectively supported on said first and second sides of said substrate and that can each emit radiation within said waveband, radiation emitted by said first element passing through said portion of said housing, and radiation emitted by said second element passing successively through said substrate and said portion of said housing; and

    structure that facilitates a supply of electrical power to said circuitry within said housing.

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