Inventor
KOIKE TAKESHI
JP41 patents
⚠️ This page may combine multiple inventors who share the name “KOIKE TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WACOM CO LTD
21 patentsUS10055036B2Aug 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
US10296039B2May 21, 2019
Analog circuit, position indicator, and system
WACOM CO LTD13 citations84
US12455662B2Oct 28, 2025
Sensor controller, electronic device, and control method of sensor controller
WACOM CO LTD2 citations75
US11675463B2Jun 13, 2023
Method of transmitting transmission data from sensor controller to pen, and pen
WACOM CO LTD3 citations73
US11556204B2Jan 17, 2023
Active stylus downlink signal transmission timing control relative to sensor controller
WACOM CO LTD2 citations73
US11347346B2May 31, 2022
Active stylus downlink signal transmission timing control relative to sensor controller
WACOM CO LTD1 citations73
US12216867B2Feb 4, 2025
Electronic pen, input system, and pen pressure adjustment method
WACOM CO LTD1 citations64
US12572243B2Mar 10, 2026
Method of transmitting transmission data from sensor controller to pen, and pen
WACOM CO LTD0 citations62
US12535901B2Jan 27, 2026
Transmission driver including circuitry that transmits signals with different voltage ranges while operating in different modes, electronic device, and control method of electronic device
WACOM CO LTD0 citations62
US12481378B2Nov 25, 2025
System and sensor controller for use with active pen
WACOM CO LTD0 citations62
US12379797B2Aug 5, 2025
Stylus
WACOM CO LTD0 citations62
US12112003B2Oct 8, 2024
Method of transmitting transmission data from sensor controller to pen, and pen
WACOM CO LTD0 citations62
US12079404B2Sep 3, 2024
Transmission driver including circuitry that transmits signals with different voltage ranges while operating in different modes, electronic device, and control method of electronic device
WACOM CO LTD0 citations62
US12073033B2Aug 27, 2024
System and sensor controller for use with active pen
WACOM CO LTD0 citations62
US11899861B2Feb 13, 2024
Pen
WACOM CO LTD0 citations62
US11675447B2Jun 13, 2023
Active pen
WACOM CO LTD0 citations62
US11327581B2May 10, 2022
Active pen
WACOM CO LTD0 citations62
US11181996B2Nov 23, 2021
Pen
WACOM CO LTD0 citations62
US12489458B2Dec 2, 2025
Integrated circuit
WACOM CO LTD0 citations52
US10795402B2Oct 6, 2020
Analog circuit, position indicator, and system
WACOM CO LTD0 citations52
HITACHI LTD
3 patentsKOBE STEEL LTD
3 patentsUSD806115SDec 26, 2017
Portion of a display panel with computer icon
KOBE STEEL LTD12 citations84
US7965055B2Jun 21, 2011
Control device of work positioning apparatus
KOBE STEEL LTD10 citations78
US9802313B2Oct 31, 2017
Industrial-use robot and control system and control method for controlling operation of peripheral device
KOBE STEEL LTD0 citations42
NEC CORP
2 patentsFUKUNAGA ATSUSHI
2 patentsUS9044817B2Jun 2, 2015
Electrode position control method for tandem arc welding, robot controller for tandem arc welding system, and tandem arc welding system
FUKUNAGA ATSUSHI9 citations83
US8742292B2Jun 3, 2014
Robot controller that controls tandem arc welding system, arc tracking controlling method using the robot controller, and the tandem arc welding system
FUKUNAGA ATSUSHI3 citations62