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:
Jan. 06, 2026
Filed:
Sep. 06, 2021
Applicant:
Pacific Industrial Co., Ltd., Gifu-ken, JP;
Inventor:
Tomoya Kawai, Gifu-ken, JP;
Assignee:
Pacific Industrial Co., Ltd., Gifu-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/04 (2006.01); H01Q 7/00 (2006.01);
U.S. Cl.
CPC ...
H04B 1/04 (2013.01); H01Q 7/00 (2013.01);
Abstract
An antenna unit is included in a transmitter configured to transmit data. The antenna unit includes a loop antenna and a helical parasitic element. The loop antenna is disposed within a housing of the transmitter and is supplied with power. The helical parasitic element is disposed outside the housing. The helical parasitic element is electromagnetically coupled to the loop antenna and includes two open ends.