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. 08, 2019
Filed:
Jan. 29, 2018
Kabushiki Kaisha Toyota Chuo Kenkyusho, Nagakute-shi, Aichi, JP;
Kabushiki Kaisha Tokai Rika Denki Seisakusho, Niwa-gun, Aichi, JP;
Takashi Suzuki, Nagakute, JP;
Narumasa Soejima, Nagakute, JP;
Yosuke Kanie, Niwa-gun, JP;
Kengo Shima, Niwa-gun, JP;
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO, Nagakute-shi, JP;
KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO, Niwa-gun, JP;
Abstract
A semiconductor device used in a protection circuit including a thyristor and an LCR circuit which includes a coil L, a capacitor C and a resistor R, the semiconductor device may include: a semiconductor layer in which the thyristor is provided; an insulating film provided on the semiconductor layer; and a pair of electrodes provided on the insulating film and connected to a protection target circuit, wherein at least one of the coil L, the capacitor C and the resistor R is provided in the insulating film, and the at least one of the coil L, the capacitor C and the resistor R is connected to an anode of the thyristor by a first metal wire filling a first hole provided in the insulating film.