Inventor
KAMIYAMA Ryoji
JP32 patents
Patents
32 patentsUSD897341SSep 29, 2020
Cartridge for an electronic pen
WACOM CO LTD22 citations94
USD1001130SOct 10, 2023
Cartridge for an electronic pen
WACOM CO LTD5 citations86
USD978966SFeb 21, 2023
Cartridge for an electronic pen
WACOM CO LTD7 citations86
USD978243SFeb 14, 2023
Cartridge for an electronic pen
WACOM CO LTD6 citations86
USD966268SOct 11, 2022
Cartridge for an electronic pen
WACOM CO LTD6 citations86
USD947192SMar 29, 2022
Cartridge for an electronic pen
WACOM CO LTD6 citations86
USD946576SMar 22, 2022
Cartridge for an electronic pen
WACOM CO LTD6 citations86
USD946575SMar 22, 2022
Cartridge for an electronic pen
WACOM CO LTD6 citations85
US9513719B2Dec 6, 2016
Pen pressure detecting module and position indicator
WACOM CO LTD11 citations84
US12153744B2Nov 26, 2024
Electronic pen and electronic pen main body
WACOM CO LTD2 citations73
USD968408SNov 1, 2022
Cartridge for an electronic pen
WACOM CO LTD4 citations73
USD947191SMar 29, 2022
Cover for a cartridge of an electronic pen
WACOM CO LTD3 citations73
US10768720B2Sep 8, 2020
Electronic pen
WACOM CO LTD2 citations73
US10739872B2Aug 11, 2020
Electronic pen and electronic pen main body unit
WACOM CO LTD3 citations73
US10678350B2Jun 9, 2020
Electronic pen, electronic pen main unit, and method for manufacturing electronic pen main unit
WACOM CO LTD2 citations73
US10459539B2Oct 29, 2019
Electronic pen and electronic pen main body
WACOM CO LTD3 citations73
US10345930B2Jul 9, 2019
Magnetic core coil and electronic pen
WACOM CO LTD2 citations73
US10152144B2Dec 11, 2018
Position pointer and position indicator cartridge
WACOM CO LTD2 citations73
US9600095B2Mar 21, 2017
Position indicator
WACOM CO LTD4 citations73
US10474253B2Nov 12, 2019
Electronic pen including a pressing member having an extension that extends along an outer wall of a writing-pressure detector
WACOM CO LTD3 citations72
US11385725B2Jul 12, 2022
Electronic erasing device and writing information processing system
WACOM CO LTD5 citations71
US12216841B2Feb 4, 2025
Electronic pen, electronic pen cartridge, and electronic pen main unit
WACOM CO LTD0 citations62
US12001618B2Jun 4, 2024
Knock-type electronic pen including first and second position indicators located at different ends of a tubular casing
WACOM CO LTD1 citations62
US11861078B2Jan 2, 2024
Electronic pen central rod and electronic pen main body part
WACOM CO LTD0 citations62
US11809644B2Nov 7, 2023
Electronic pen, electronic pen cartridge, and electronic pen main unit
WACOM CO LTD0 citations62
US11714498B2Aug 1, 2023
Electronic pen core body and electronic pen
WACOM CO LTD0 citations62
US11573649B2Feb 7, 2023
Electronic pen core body and electronic pen
WACOM CO LTD0 citations62
US11531410B2Dec 20, 2022
Electronic pen central rod and electronic pen main body part
WACOM CO LTD0 citations62
US11360584B2Jun 14, 2022
Electronic pen
WACOM CO LTD0 citations62
US11169625B2Nov 9, 2021
Electronic pen
WACOM CO LTD0 citations62
US11662834B2May 30, 2023
Electronic erasing device and writing information processing system
WACOM CO LTD0 citations60
US11941194B2Mar 26, 2024
Electronic pen cartridge
WACOM CO LTD0 citations52