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:
Apr. 14, 2025
Filed:
Jun. 07, 2021
Applicant:
Nhk Spring Co., Ltd., Yokohama, JP;
Inventors:
Assignee:
NHK SPRING CO., LTD., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63C 9/00 (2005.12); B63H 21/21 (2005.12); G05D 1/00 (2005.12);
U.S. Cl.
CPC ...
B63C 9/0005 (2012.12); B63H 21/21 (2012.12); G05D 1/0206 (2012.12); B63H 2021/216 (2012.12);
Abstract
A watercraft control system includes a watercraft and a communication device. The communication device includes a communication unit configured to transmit information indicating a location of the communication device to the watercraft. The watercraft includes a communication unit configured to receive the information indicating the location of the communication device and a difference calculation unit configured to calculate a difference between the location of the communication device and a location of the watercraft.