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. 09, 2007
Filed:
Aug. 19, 2003
Nobuyasu Kanekawa, Hitachi, JP;
Kohei Sakurai, Hitachi, JP;
Shoji Sasaki, Hitachinaka, JP;
Kenji Tabuchi, Hitachinaka, JP;
Mittsuru Watabe, Urizura, JP;
Nobuyasu Kanekawa, Hitachi, JP;
Kohei Sakurai, Hitachi, JP;
Shoji Sasaki, Hitachinaka, JP;
Kenji Tabuchi, Hitachinaka, JP;
Mittsuru Watabe, Urizura, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A semiconductor device comprises an embedded insulation layerformed on a semiconductor substrate, plural power semiconductor elementsformed on a semiconductor substrateon the embedded insulation layer, a trenchformed on the semiconductor substrate and isolating between the power semiconductor elements, and an isolatorinsulating and driving control electrodes of the power semiconductor elements, and the power semiconductor elementssuch as transistors can be used, being connected each other in series.