P

Inventor

HARA HIDEYUKI

JP107 patents
⚠️ This page may combine multiple inventors who share the name “HARA HIDEYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WACOM CO LTD

42 patents
US10055036B2Aug 21, 2018

Downlink signal transmission timing control method in which active stylus and sensor controller are used, system, sensor controller, and active stylus

WACOM CO LTD37 citations98
US10942598B2Mar 9, 2021

Active stylus downlink signal transmission timing control relative to sensor controller

WACOM CO LTD12 citations94
US10861323B2Dec 8, 2020

Method carried out in system including active stylus and sensor controller, sensor controller, and active stylus

WACOM CO LTD17 citations94
US10809817B2Oct 20, 2020

Position detection device and position indicator

WACOM CO LTD18 citations94
US10514785B1Dec 24, 2019

Active stylus

WACOM CO LTD21 citations94
US10401985B2Sep 3, 2019

Active stylus

WACOM CO LTD24 citations94
US10209829B2Feb 19, 2019

Position indicator, position detecting device, position detecting circuit, and position detecting method

WACOM CO LTD16 citations94
US10198093B2Feb 5, 2019

Stylus and sensor controller

WACOM CO LTD13 citations93
US9665184B2May 30, 2017

Position detector and position pointer

WACOM CO LTD17 citations93
US10061407B2Aug 28, 2018

Stylus and controller

WACOM CO LTD13 citations92
US11600169B2Mar 7, 2023

Method carried out in system including active stylus and sensor controller, sensor controller, and active stylus

WACOM CO LTD4 citations86
US11397482B2Jul 26, 2022

Method to be performed by stylus and sensor controller, stylus, and sensor controller

WACOM CO LTD6 citations85
US11137842B2Oct 5, 2021

Stylus and sensor controller

WACOM CO LTD6 citations84
US11132074B2Sep 28, 2021

Active stylus

WACOM CO LTD3 citations84
US11132895B2Sep 28, 2021

Method carried out in system including active stylus and sensor controller, sensor controller, and active stylus

WACOM CO LTD4 citations84
US11004330B2May 11, 2021

Method carried out in system including active stylus and sensor controller, sensor controller, and active stylus

WACOM CO LTD4 citations84
US10976839B2Apr 13, 2021

Stylus and sensor controller

WACOM CO LTD7 citations84
US10877580B2Dec 29, 2020

Active stylus

WACOM CO LTD4 citations84
US10459540B2Oct 29, 2019

Stylus and sensor controller

WACOM CO LTD8 citations84
US10296039B2May 21, 2019

Analog circuit, position indicator, and system

WACOM CO LTD13 citations84
US10296106B2May 21, 2019

Position detector and position pointer

WACOM CO LTD5 citations84
US10061408B2Aug 28, 2018

Stylus and sensor controller

WACOM CO LTD11 citations84
US10732735B2Aug 4, 2020

Stylus and controller

WACOM CO LTD9 citations83
US10222880B2Mar 5, 2019

Stylus and controller

WACOM CO LTD10 citations83
US11755130B2Sep 12, 2023

Communication method for communication between pen and sensor controller

WACOM CO LTD4 citations74
US12118168B2Oct 15, 2024

Pen state detection circuit, method, and device, and parameter supply device

WACOM CO LTD2 citations73
US12087153B2Sep 10, 2024

Method carried out in system including active stylus and sensor controller, sensor controller, and active stylus

WACOM CO LTD2 citations73
US11714500B2Aug 1, 2023

Method to be performed by stylus and sensor controller, stylus, and sensor controller

WACOM CO LTD2 citations73
US11556204B2Jan 17, 2023

Active stylus downlink signal transmission timing control relative to sensor controller

WACOM CO LTD2 citations73
US11442560B2Sep 13, 2022

Stylus and sensor controller

WACOM CO LTD1 citations73
US11347346B2May 31, 2022

Active stylus downlink signal transmission timing control relative to sensor controller

WACOM CO LTD1 citations73
US11327580B2May 10, 2022

Electronic pen and coordinate input apparatus

WACOM CO LTD2 citations73
US11150761B2Oct 19, 2021

Position indicator, position detecting device, position detecting circuit, and position detecting method

WACOM CO LTD2 citations73
US11054921B2Jul 6, 2021

Stylus and sensor controller

WACOM CO LTD4 citations73
US10983610B2Apr 20, 2021

Electronic pen and coordinate input apparatus

WACOM CO LTD3 citations73
US10579183B2Mar 3, 2020

Touch panel, signal processing device, and coupling method

WACOM CO LTD5 citations73
US10338697B2Jul 2, 2019

Position detector and position pointer

WACOM CO LTD4 citations73
US10216292B2Feb 26, 2019

Position pointer and signal processor

WACOM CO LTD4 citations73
US12510981B2Dec 30, 2025

Stylus and sensor controller

WACOM CO LTD0 citations63
US12504843B2Dec 23, 2025

Position indicator, position detecting device, position detecting circuit, and position detecting method

WACOM CO LTD0 citations63
US12462672B2Nov 4, 2025

Method carried out in system including active stylus and sensor controller, sensor controller, and active stylus

WACOM CO LTD0 citations63
US12386466B2Aug 12, 2025

Sensor controller and stylus

WACOM CO LTD0 citations63

HITACHI LTD

5 patents

EBARA CORP

1 patent

UNIV OSAKA

1 patent

YAMAUCHI KAZUTO

1 patent

Showing the top 50 of 107 patents by PatentIndex Score.