Title:
WRITING TOOL
Document Type and Number:
WIPO Patent Application WO/2020/071607
Kind Code:
A1
Abstract:
A writing tool for adding up and managing the usage time of a user, according to one embodiment of the present invention, can comprise: at least one electrode for generating a capacitance between at least a part of the user's body and the writing tool; and a processor for updating the usage time of the writing tool on the basis of the capacitance.
Inventors:
KIM YOUNG JIN (KR)
KIM WAN SU (KR)
KIM WAN SU (KR)
Application Number:
PCT/KR2019/005831
Publication Date:
April 09, 2020
Filing Date:
May 15, 2019
Export Citation:
Assignee:
KIM YOUNG JIN (KR)
International Classes:
B43K29/08; B43K1/00; G01D21/02
Foreign References:
| KR101853618B1 | 2018-05-02 | |||
| KR20110098595A | 2011-09-01 | |||
| KR20120117961A | 2012-10-25 | |||
| KR20180053875A | 2018-05-24 | |||
| JP2003266994A | 2003-09-25 |
Attorney, Agent or Firm:
KOO, Hyun Seo et al. (KR)
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