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:
May. 24, 2022
Filed:
Apr. 24, 2019
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Hirotoshi Suetsugu, Tokyo, JP;
Manabu Hirakawa, Tokyo, JP;
Satoshi Goishihara, Tokyo, JP;
Koichi Kinoshita, Tokyo, JP;
Hidenori Nakamura, Tokyo, JP;
Koujiro Ohkawa, Tokyo, JP;
Tetsuo Matsukura, Tokyo, JP;
Isao Inoue, Tokyo, JP;
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Abstract
A heating plate includes: a pair of glass plates; a conductive pattern disposed between the pair of glass plates and defining a plurality of opening areas; and a joint layer disposed between the conductive pattern and at least one of the pair of glass plates; wherein the conductive pattern includes a plurality of connection elements that extend between two branch points to define the opening areas; and a rate of the connection elements, which are straight line segments connecting the two branch points, relative to the plurality of connection elements, is less than 20%.