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:
Apr. 11, 2023
Filed:
Jul. 23, 2021
Canon Kabushiki Kaisha, Tokyo, JP;
Mahito Shinohara, Tokyo, JP;
Hiroshi Sekine, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A photoelectric conversion apparatus comprises a first semiconductor region of a first conductivity type arranged between a first surface and a second surface, a second semiconductor region of the first conductivity type arranged between the first surface and the second surface and configured to accumulate a signal charge generated by incident light, a third semiconductor region of the first conductivity type arranged between the first surface and the second surface, a fourth semiconductor region of the first conductivity type arranged between the first surface and the second surface and in contact with the third semiconductor region, a first transfer electrode arranged on the first surface, a semiconductor region of the second conductivity type arranged between the third semiconductor region and the second surface, and a semiconductor region of the second conductivity type arranged between the fourth semiconductor region and the second surface.