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. 20, 2023
Filed:
Apr. 29, 2022
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Tetsuya Aoyama, Shiojiri, JP;
Shinichi Kato, Matsumoto, JP;
Shigemi Wakabayashi, Azumino, JP;
Kaneo Yoda, Okaya, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 23/24 (2006.01); B41M 5/00 (2006.01); D21H 19/12 (2006.01); D21H 23/30 (2006.01); D21H 23/50 (2006.01); D21H 23/72 (2006.01);
U.S. Cl.
CPC ...
D21H 23/24 (2013.01); B41M 5/0035 (2013.01); D21H 19/12 (2013.01); D21H 23/30 (2013.01); D21H 23/50 (2013.01); D21H 23/72 (2013.01);
Abstract
A method of forming a fiber body includes defibrating a raw material in air to provide fibers; depositing the fibers in air onto a belt; applying pressure to the deposited fibers to form a pressurized web; and applying a liquid containing an additive to two surfaces of the pressurized web.