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:
Oct. 18, 2022
Filed:
Oct. 24, 2018
Mitsubishi Pencil Company, Limited, Tokyo, JP;
Kyo Nakayama, Tokyo, JP;
Shinichi Ushiku, Tokyo, JP;
Tsuyoshi Nishida, Tokyo, JP;
Masashi Sakagami, Tokyo, JP;
Satoru Okabe, Tokyo, JP;
Yusuke Koizumi, Tokyo, JP;
MITSUBISHI PENCIL COMPANY, LIMITED, Tokyo, JP;
Abstract
A multifunction pen is provided including a refill for a writing implement such as a ballpoint pen on a tip end side and including an electromagnetic induction-based electromagnetic induction refill on a rear end side such that there is no need to perform a switching operation between the writing refill and the electromagnetic induction refill. The multifunction pen includes a shaft tubeincluding openings at both of a tip end and a rear end, a writing refillthat is housed inside the shaft tubeand that includes a writing tip exposed through the opening at the tip end, and an electromagnetic induction refillthat is housed inside the shaft tube, that is exposed through the opening at the rear end, and that is employed in electromagnetic induction-based input.