Inventor
NOMURA YOSHIO
JP48 patents
⚠️ This page may combine multiple inventors who share the name “NOMURA YOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WACOM CO LTD
39 patentsUS10198093B2Feb 5, 2019
Stylus and sensor controller
WACOM CO LTD13 citations93
US11449173B2Sep 20, 2022
Touch controller and pen input system
WACOM CO LTD5 citations84
US10976839B2Apr 13, 2021
Stylus and sensor controller
WACOM CO LTD7 citations84
US12314516B2May 27, 2025
Pen state detection circuit and method inhibiting unexpecterd results from periphery of touch sensor
WACOM CO LTD2 citations75
US12282624B2Apr 22, 2025
Touch controller and pen input system
WACOM CO LTD1 citations75
US12073046B2Aug 27, 2024
Position detection circuit, position detection system, and position detection method in which output of touch position is temporarily inhibited
WACOM CO LTD3 citations75
US11644912B2May 9, 2023
Interface device and on-panel pad
WACOM CO LTD4 citations74
US12111995B2Oct 8, 2024
Method and device for deriving pen position and reporting pen position to host computer
WACOM CO LTD2 citations73
US11995282B2May 28, 2024
Touch state detection circuit, electronic device including touch state detection circuit, and touch state detection method
WACOM CO LTD2 citations73
US11789563B2Oct 17, 2023
Touch controller and pen input system
WACOM CO LTD3 citations73
US11442560B2Sep 13, 2022
Stylus and sensor controller
WACOM CO LTD1 citations73
US11209938B2Dec 28, 2021
Pen state detection circuit and pen state detection method
WACOM CO LTD4 citations73
US10990224B2Apr 27, 2021
Touch detection method, touch detection apparatus, and touch sensor controller
WACOM CO LTD3 citations73
US11868549B2Jan 9, 2024
Sensor system
WACOM CO LTD2 citations71
US12379806B2Aug 5, 2025
Sensor controller, electronic device, and position detection method
WACOM CO LTD1 citations64
US12566513B2Mar 3, 2026
Method and device for deriving pen position and reporting pen position to host computer
WACOM CO LTD0 citations63
US12510981B2Dec 30, 2025
Stylus and sensor controller
WACOM CO LTD0 citations63
US12366937B2Jul 22, 2025
Method of outputting pen-up information based on detected position of active pen
WACOM CO LTD0 citations63
US12135851B2Nov 5, 2024
Position detection system, sensor control circuit, and electronic pen using selected portion of sensor electrodes as transmission electrodes
WACOM CO LTD0 citations63
US12099665B2Sep 24, 2024
Stylus and sensor controller
WACOM CO LTD0 citations63
US12014002B2Jun 18, 2024
Pointer position detection method
WACOM CO LTD0 citations63
US11726604B2Aug 15, 2023
Pointer position detection method
WACOM CO LTD0 citations63
US11599219B2Mar 7, 2023
Method and device for deriving pen position and reporting pen position to host computer
WACOM CO LTD0 citations63
US11340728B2May 24, 2022
Pointer position detection method
WACOM CO LTD0 citations63
US12524111B2Jan 13, 2026
Position detection circuit, position detection method, and position detection system
WACOM CO LTD0 citations62
US12386460B2Aug 12, 2025
Position detection circuit, position detection system, and position detection method in which output of touch position is temporarily inhibited
WACOM CO LTD0 citations62
US12327000B2Jun 10, 2025
Touch state detection circuit, electronic device including touch state detection circuit, and touch state detection method
WACOM CO LTD0 citations62
US12216863B2Feb 4, 2025
Position detection circuit, position detection method, and position detection system
WACOM CO LTD0 citations62
US11954284B2Apr 9, 2024
Position detection circuit, position detection method, and position detection system
WACOM CO LTD0 citations62
US11816292B2Nov 14, 2023
Pen state detection circuit and pen state detection method
WACOM CO LTD0 citations62
US11681384B2Jun 20, 2023
Processor for controlling input by electronic pen and method performed by computer used in conjunction with electronic pen
WACOM CO LTD0 citations62
US11586301B2Feb 21, 2023
Pointer position detection method and sensor controller
WACOM CO LTD0 citations62
US11243639B2Feb 8, 2022
Touch detection method, touch detection apparatus, and touch sensor controller
WACOM CO LTD1 citations62
US11194410B2Dec 7, 2021
Pointer position detection method and sensor controller
WACOM CO LTD0 citations62
US12216844B2Feb 4, 2025
Sensor system
WACOM CO LTD0 citations61
US11550409B2Jan 10, 2023
Sensor system
WACOM CO LTD0 citations61
US11397476B2Jul 26, 2022
Sensor system
WACOM CO LTD0 citations61
US12229364B2Feb 18, 2025
Position detection method of pointer and sensor controller
WACOM CO LTD0 citations52
US12449933B2Oct 21, 2025
Sensor controller, electronic device, and control method of sensor controller
WACOM CO LTD0 citations47
CASIO COMPUTER CO LTD
5 patentsUS4947725AAug 14, 1990
Electronic drum
CASIO COMPUTER CO LTD72 citations96
US5033351AJul 23, 1991
Fingerboard and neck for electronic musical instrument
CASIO COMPUTER CO LTD39 citations92
US4779138AOct 18, 1988
Compact liquid crystal television receiver having information memory
CASIO COMPUTER CO LTD46 citations89
US5014588AMay 14, 1991
Electronic stringed musical instrument with a string vibration detecting apparatus
CASIO COMPUTER CO LTD32 citations85
US4995292AFeb 26, 1991
String vibration detecting device for electronic stringed instrument
CASIO COMPUTER CO LTD12 citations74