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:
Sep. 16, 2025
Filed:
May. 16, 2022
Applicant:
Japan Aerospace Exploration Agency, Tokyo, JP;
Inventors:
Mitsuru Kurita, Tokyo, JP;
Hiroyuki Abe, Tokyo, JP;
Monami Sasamori, Tokyo, JP;
Seigo Koga, Tokyo, JP;
Assignee:
Japan Aerospace Exploration Agency, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 3/18 (2006.01);
U.S. Cl.
CPC ...
B64C 3/187 (2013.01);
Abstract
A riblet structure according to the present technology includes a plurality of riblets that are arranged in a width direction and each include a first wall portion and a second wall portion, the first wall portion being vertically provided to be substantially perpendicular to a bottom portion, the second wall portion including an inclined portion connected to the first wall portion at an apex portion and inclined with respect to a perpendicular direction at a predetermined angle.