Featured patents

Light-Emitting Circuit and Luminaire
US 08847477 B2, Sept. 30, 2014, Solid-state type, Masahiro Fujita et al. / Toshiba Lighting & Technology Corporation (Kanagawa, JP)
A light-emitting circuit comprising:…

Low Pressure Lamp Using Non-Mercury Materials
US 08754576 B2, June 17, 2014, Including particular phosphor, Jordin T. Kare et al. / Elwha LLC (Bellevue, US)
A mercury-free low-pressure arc discharge lamp, comprising:…

Wearable Display
US 08766531 B1, July 1, 2014, Organic phosphor, Ruiqing Ma et al. / Universal Display Corporation (Ewing, US)
A wearable device comprising:…

Spark Plug for Internal Combustion Engine and Method of Manufacturing the Spark Plug
US 08638029 B2, Jan. 28, 2014, Particular electrode structure or spacing, Mamoru Musasa et al. / NGK Spark Plug Co., Ltd. (Nagoya, JP)
A spark plug for an internal combustion engine comprising:…

Electroluminescent Device, Method for Manufacturing the Same, and Electronic Apparatus
US 08648528 B2, Feb. 11, 2014, Plural layers, Kenji Hayashi / Seiko Epson Corporation (Tokyo, JP)
An electroluminescent device comprising:…

Discharge Lamp With Improved Discharge Vessel
US 08598789 B2, Dec. 3, 2013, With metal vapor, Manfred Westemeyer et al. / Koninklijke Philips N.V. (Eindhoven, NL)
A high pressure gas discharge lamp comprising:…

Display Apparatus Including Enhanced Sealing Portion
US 08564198 B2, Oct. 22, 2013, With envelope or encapsulation, Tae-Kyu Kim et al. / Samsung Display Co., Ltd. (Giheung-Gu, Yongin, Gyeonggi-Do, KR)
A display apparatus, comprising:…

Semiconductor Lamp
US 08513866 B2, Aug. 20, 2013, Having heat conducting path, Guenter Hoetzl et al. / Osram AG (Munich, DE)
A semiconductor lamp, comprising:…

Illuminating Device With Light Buffer
US 08497621 B2, July 30, 2013, Including particular phosphor, Robert Kraus / OSRAM Gesellschaft mit beschraenkter Haftung (Munich, DE)
A lamp, comprising:…

Electron Emitting Source and Manufacturing Method of Electron Emitting Source
US 08456076 B2, June 4, 2013, Filament or resistance heated electrodes, Toshiyuki Morishita et al. / Denki Kagaku Kogyo Kabushiki Kaisha (Tokyo, JP)
An electron emitting source comprising an electron emitting source tip composed…

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