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.

Date of Patent:
Nov. 03, 2026

Filed:

Mar. 04, 2025
Applicant:

Furuno Electric Co., Ltd., Nishinomiya, JP;

Inventors:

Kazuki Tsujimoto, Amagasaki, JP;

Tatsuya Sonobe, Ikeda, JP;

Hiroyuki Toda, Nishinomiya, JP;

Kazushi Takemoto, Nishinomiya, JP;

Assignee:

Furuno Electric Co., Ltd., NIshinomiya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/20 (2006.01); B63B 49/00 (2006.01);
U.S. Cl.
CPC ...
G01C 21/203 (2013.01); B63B 49/00 (2013.01);
Abstract

The purpose is to highly accurately estimate information indicating a ship state up to the point of docking. A navigation assistance device includes a ship state detection sensor and processing circuitry. The ship state detection sensor detects a bow azimuth. The processing circuitry detects a quay line of a quay. The processing circuitry calculates a drift angle which is an angle formed between a bow stern direction of a ship and a direction in which the quay line extends, based on the bow azimuth and the quay line.


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Tsujimoto, Kazuki. (2026). Navigation assistance device and navigation assistance method (U.S. Patent No. 12782144). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12782144

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

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