The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 03, 2012
Filed:
Mar. 27, 2009
Hitoshi Murofushi, Niiza, JP;
Koji Otsuka, Niiza, JP;
Nobuhisa Sugimori, Niiza, JP;
Hideyuki Watanabe, Niiza, JP;
Hitoshi Murofushi, Niiza, JP;
Koji Otsuka, Niiza, JP;
Nobuhisa Sugimori, Niiza, JP;
Hideyuki Watanabe, Niiza, JP;
Sanken Electric Co., Ltd., Niiza-shi, JP;
Abstract
A light emitting device includes: a first semiconductor region; a second semiconductor region and third semiconductor region which are provided in the first semiconductor region; a first semiconductor light emitting element of which first electrode is electrically connected to a main surface of the second semiconductor region; a second semiconductor light emitting element of which third electrode is electrically connected to a main surface of the third semiconductor region; and a conductor which electrically connects the second electrode of the first semiconductor light emitting element and the third semiconductor region, and which electrically connects the second electrode and the third electrode through the third semiconductor region. In the light emitting device, the semiconductor light emitting elements are connected in series, and are directly connected to a power source.