Fluorescent or phosphorescent symbols or distinguishing marks

Patents Grantslast 30 patents

  • Information Patent Grant

    Decorative light switch cover

    • Patent number 8,253,049
    • Issue date Aug 28, 2012
    • Anthony Grisby
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Illuminated keyboard

    • Patent number 8,168,903
    • Issue date May 1, 2012
    • Primax Electronics Ltd.
    • Bo-An Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Keypad backlighting device

    • Patent number 7,834,854
    • Issue date Nov 16, 2010
    • Samsung Electronics Co., Ltd.
    • Kyoung-Youm Kim
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Luminous materials

    • Patent number 7,507,352
    • Issue date Mar 24, 2009
    • Craig Jameson Baillie
    • F21 - LIGHTING
  • Information Patent Grant

    Illuminated human-machine interface device

    • Patent number 7,329,018
    • Issue date Feb 12, 2008
    • Behavior Tech Computer Corp.
    • Ching-Chiang Yu
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Key for use in low light conditions

    • Patent number 7,090,368
    • Issue date Aug 15, 2006
    • Hewlett-Packard Development Company, L.P.
    • Glen A Oross
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Key for use in low light conditions

    • Patent number 7,073,916
    • Issue date Jul 11, 2006
    • Hewlett-Packard Development Company, L.P.
    • Memphis Zhihong Yin
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Key top and key top lighting device in an electronic apparatus

    • Patent number 6,917,005
    • Issue date Jul 12, 2005
    • Mitsumi Electric Co., Ltd.
    • Fumitoshi Sasaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Indicator device and illumination device

    • Patent number 6,517,213
    • Issue date Feb 11, 2003
    • Idec Izumi Corporation
    • Toshihiro Fujita
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Active cover plate for an electrical outlet

    • Patent number 6,423,900
    • Issue date Jul 23, 2002
    • Technical Systems Corp.
    • Jack Arbuthnott Soules
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Active cover plate for an electrical outlet

    • Patent number 6,087,588
    • Issue date Jul 11, 2000
    • Technical Systems Corp.
    • Jack Arbuthnott Soules
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Remote control cover

    • Patent number 6,050,407
    • Issue date Apr 18, 2000
    • Paul M. Trujillo
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fluorescing keypad

    • Patent number 5,477,430
    • Issue date Dec 19, 1995
    • Delco Electronics Corporation
    • Charles W. LaRose
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    3456043

    • Patent number 3,456,043
    • Issue date Jul 15, 1969
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2778903

    • Patent number 2,778,903
    • Issue date Jan 22, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2515820

    • Patent number 2,515,820
    • Issue date Jul 18, 1950
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2280215

    • Patent number 2,280,215
    • Issue date Apr 21, 1942
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1749881

    • Patent number 1,749,881
    • Issue date Mar 11, 1930
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1600603

    • Patent number 1,600,603
    • Issue date Sep 21, 1926
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1564015

    • Patent number 1,564,015
    • Issue date Dec 1, 1925
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1522169

    • Patent number 1,522,169
    • Issue date Jan 6, 1925
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1502582

    • Patent number 1,502,582
    • Issue date Jul 22, 1924
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1483873

    • Patent number 1,483,873
    • Issue date Feb 19, 1924
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1420829

    • Patent number 1,420,829
    • Issue date Jun 27, 1922
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1389941

    • Patent number 1,389,941
    • Issue date Sep 6, 1921
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1386241

    • Patent number 1,386,241
    • Issue date Aug 2, 1921
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1385300

    • Patent number 1,385,300
    • Issue date Jul 19, 1921
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1367891

    • Patent number 1,367,891
    • Issue date Feb 8, 1921
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1342778

    • Patent number 1,342,778
    • Issue date Jun 8, 1920
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Luminous Light Switch Assembly

    • Publication number 20210202188
    • Publication date Jul 1, 2021
    • Eric Benden
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Extended Light Switch Glow Cap

    • Publication number 20130043112
    • Publication date Feb 21, 2013
    • LEFRAN, LLC
    • Joseph Frank Rubio
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    KEYBOARD KEY OF INPUT DEVICE

    • Publication number 20120093556
    • Publication date Apr 19, 2012
    • HON HAI Precision Industry CO., LTD.
    • GUO-YI CHEN
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ILLUMINATED KEYBOARD

    • Publication number 20110147180
    • Publication date Jun 23, 2011
    • Primax Electronics Ltd.
    • Bo-An Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Decorative Light Switch Cover

    • Publication number 20100170773
    • Publication date Jul 8, 2010
    • Anthony Grisby
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRICAL COVER PLATE WITH VISUAL ENHANCEMENT

    • Publication number 20100033951
    • Publication date Feb 11, 2010
    • Chris Luginbuhl
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Switch attachment for visual enhancement

    • Publication number 20090091917
    • Publication date Apr 9, 2009
    • Chris Luginbuhl
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Luminous keyboard module

    • Publication number 20070296706
    • Publication date Dec 27, 2007
    • Quanta Computer Inc.
    • Ching-Cheng Wang
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Keypad backlighting device

    • Publication number 20070070043
    • Publication date Mar 29, 2007
    • Samsung Electronics Co. Ltd.
    • Kyoung-Youm Kim
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Illuminted human-machine interface device

    • Publication number 20060285309
    • Publication date Dec 21, 2006
    • Ching-Chiang Yu
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Mobile phone push button

    • Publication number 20060199623
    • Publication date Sep 7, 2006
    • Shih-Yang Chan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Illuminted human-machine interface device

    • Publication number 20050057916
    • Publication date Mar 17, 2005
    • Ching-Chiang Yu
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Luminous materials

    • Publication number 20040021407
    • Publication date Feb 5, 2004
    • Craig Jameson Baillie
    • F21 - LIGHTING
  • Information Patent Application

    Key top and key top lighting device in an electronic apparatus

    • Publication number 20030217911
    • Publication date Nov 27, 2003
    • MITSUMI ELECTRIC CO., LTD.
    • Fumitoshi Sasaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Key for use in low light conditions

    • Publication number 20030202337
    • Publication date Oct 30, 2003
    • Memphis Zhihong Yin
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Key for use in low light conditions

    • Publication number 20030202339
    • Publication date Oct 30, 2003
    • Glen A. Oross
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Glow in the dark keyboard members for illuminating a keyboard

    • Publication number 20030151908
    • Publication date Aug 14, 2003
    • Brian Fried
    • G06 - COMPUTING CALCULATING COUNTING