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. 03, 2025
Filed:
Jun. 12, 2020
Applicant:
Ricoh Company, Ltd., Tokyo, JP;
Inventor:
Satoshi Mizukami, Kanagawa, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01); C23C 16/40 (2006.01); C23C 16/455 (2006.01);
U.S. Cl.
CPC ...
B41J 2/14201 (2013.01); C23C 16/402 (2013.01); C23C 16/405 (2013.01); C23C 16/45525 (2013.01);
Abstract
A liquid discharge head is provided that is used in a liquid discharge device. The liquid discharge head includes a flow path forming member that forms a liquid flow path, and a surface treatment film formed on a surface of the flow path forming member. An amount of carbon contained in the surface treatment film is 15 atomic % to 30 atomic %.
Mizukami, Satoshi. (2025). Liquid discharge head, liquid discharge device, liquid discharge apparatus (U.S. Patent No. 12319059). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12319059
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile