Inventor
KAKE AKIYUKI
JP13 patents
Patents
13 patentsUS11237647B2Feb 1, 2022
Coordinate input processing apparatus, emotion estimation apparatus, emotion estimation system, and building apparatus for building emotion estimation-oriented database
WACOM CO LTD4 citations71
US12073036B2Aug 27, 2024
Position detection device
WACOM CO LTD2 citations70
US10890986B2Jan 12, 2021
Electronic pen, position detection apparatus, and information processing apparatus
WACOM CO LTD2 citations69
US12093474B2Sep 17, 2024
Pen data storage apparatus
WACOM CO LTD2 citations68
US11625110B2Apr 11, 2023
Coordinate input processing apparatus, emotion estimation apparatus, emotion estimation system, and building apparatus for building emotion estimation-oriented database
WACOM CO LTD0 citations60
US12578810B2Mar 17, 2026
Position detection device
WACOM CO LTD0 citations59
US12547259B2Feb 10, 2026
Pen data storage apparatus
WACOM CO LTD0 citations58
US12449917B2Oct 21, 2025
Electronic pen
WACOM CO LTD0 citations51
US12405680B2Sep 2, 2025
Active pen
WACOM CO LTD0 citations51
US12229474B2Feb 18, 2025
Position detection system that outputs artificial sound imitating sound that occurs when stationery is used
WACOM CO LTD0 citations51
US11416597B2Aug 16, 2022
Authentication system and electronic pen
WACOM CO LTD0 citations49
US11347329B2May 31, 2022
Electronic pen, position detection apparatus, and information processing apparatus
WACOM CO LTD0 citations48
US12236024B2Feb 25, 2025
Electronic pen
WACOM CO LTD0 citations47