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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.:

US 12674302 B1

PDFFull Text
Date of Patent:
Jul. 07, 2026

Filed:

Apr. 06, 2023

Working machine

Applicant:

Kubota Corporation, Osaka, JP;

Inventors:

Ryota Hamamoto, Osaka, JP;

Yuji Fukuda, Osaka, JP;

Tomoyuki Noguchi, Osaka, JP;

Kohei Nagao, Osaka, JP;

Assignee:

KUBOTA CORPORATION, Osaka, JP;

Attorney:

Greenblum & Bernstein, P.L.C.

Primary Examiner:

Anne Marie Antonucci

Int. Cl.
CPC ...
E02F 9/22 (2006.01); E02F 3/96 (2006.01); E02F 9/20 (2006.01); E02F 9/26 (2006.01); F15B 15/20 (2006.01); F15B 19/00 (2006.01);
U.S. Cl.
CPC ...
E02F 9/2228 (2013.01); E02F 3/96 (2013.01); E02F 9/2004 (2013.01); E02F 9/2025 (2013.01); E02F 9/2267 (2013.01); E02F 9/26 (2013.01); F15B 15/20 (2013.01); F15B 19/00 (2013.01); E02F 9/2285 (2013.01); E02F 9/2292 (2013.01); E02F 9/2296 (2013.01); F15B 2211/426 (2013.01);
Abstract

A working machine includes a controller to: select one of pieces of operation characteristics information corresponding to respective work attachments stored in a memory that corresponds to a work attachment attached to an attachment mount portion and fluidly connected to a hydraulic fluid port; and control, based on the selected one of the pieces of operation characteristics information, the speed of switching of a work-attachment-drive control valve when starting the work attachment and/or when stopping the work attachment.

Find Patent Forward Citations

Hamamoto, Ryota. (2026). Working machine (U.S. Patent No. 12674302). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12674302

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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