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:
Feb. 18, 2020
Filed:
Mar. 29, 2016
Routrek Networks, Inc., Kawasaki-shi, JP;
Meiji University, Chiyoda-ku, JP;
Kiyoshi Ozawa, Kawasaki, JP;
Shunrokuro Fujiwara, Kawasaki, JP;
Shinichi Sasaki, Kawasaki, JP;
Eiji Kita, Kawasaki, JP;
Hironao Tokitsu, Kawasaki, JP;
Hiroshi Taketazu, Kawasaki, JP;
Routrek Networks, Inc., Kawasaki-shi, JP;
MEIJI UNIVERSITY, Chiyoda-ku, JP;
Abstract
A fertigation system comprises: a controller that transmits sensor data to a fertigation control server, and that controls a water supply valve, a culture stock solution supply valve, and a discharge valve on the basis of received data; and a fertigation control server that, on the basis of the sensor data received from the controller, calculates control amounts for the water supply valve, the culture stock solution supply valve, and the discharge valve, and returns the control amounts to the controller.