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:
Jun. 16, 2026
Filed:
Mar. 30, 2023
Dai Nippon Printing Co., Ltd., Tokyo-to, JP;
Takayuki Ota, Tokyo-to, JP;
Toshihiko Takeda, Tokyo-to, JP;
Kazunori Oda, Tokyo-to, JP;
Makoto Yamaki, Tokyo-to, JP;
Shinya Kiura, Tokyo-to, JP;
Masashi Inagaki, Tokyo-to, JP;
DAI NIPPON PRINTING CO., LTD., Tokyo, JP;
Abstract
A vapor chamber body sheet includes a first land portion that extends in a first direction, a second land portion that extends in a second direction that differs from the first direction, and a land intersection portion at which the first land portion and the second land portion intersect with each other. A first main flow groove that is located at the first land portion and a second main flow groove that is located at the second land portion are in communication with each other at the land intersection portion. A first space division portion is located on both sides of the second land portion in the second direction. A second land recessed portion that connects the first space division portion that is located on both sides is located on the second body surface at the second land portion.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile