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:
Sep. 09, 2025
Filed:
Mar. 03, 2021
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Masato Maruyama, Musashino, JP;
Jun Kato, Musashino, JP;
Toshihisa Masuda, Musashino, JP;
Naomichi Nakamura, Musashino, JP;
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Abstract
A lightning induction system includes a plurality of flight vehiclesthat fly between a lightning originating pointin the sky where lightning is generated and a ground surface. The flight vehicleseach include: a flight unitthat generates lift force and propulsion force; a conductor cablethat is engaged with the flight unit, extends downward, and has a predetermined length; and a weight unitconnected to the lower end of the conductor cable. The flight unitis disposed in a Faraday cage. The Faraday cagehas a sphere shape, and the flight unitis fixed by a support pillarextending downward from the inner side of the top of the sphere.