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:
Sep. 09, 2025

Filed:

Jun. 14, 2019
Applicant:

Yokogawa Electric Corporation, Tokyo, JP;

Inventors:

Hirofumi Nakanishi, Tokyo, JP;

Satoshi Yoshitake, Tokyo, JP;

Hiroshi Ikeda, Yokohama, JP;

Hisashi Koaizawa, Ichihara, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01K 61/10 (2017.01); A01K 61/20 (2017.01);
U.S. Cl.
CPC ...
A01K 61/10 (2017.01); A01K 61/20 (2017.01);
Abstract

A deep water drawing step of drawing deep water that exists in a deep region of the sea to a surface region of the sea with an upwelling pipe (); and a phytoplankton culturing step of culturing the phytoplankton in the upwelling pipe () are included to produce, as a basic producer of a food chain, a living marine resource, such as fishes and shellfishes, with phytoplankton produced in the phytoplankton culturing step.


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