Inventor
SUGIYAMA YOSHIHISA
JP55 patents
⚠️ This page may combine multiple inventors who share the name “SUGIYAMA YOSHIHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WACOM CO LTD
30 patentsUS9632599B2Apr 25, 2017
Pointer, position detection apparatus and position detection method
WACOM CO LTD11 citations93
US11853485B2Dec 26, 2023
Pointer, position detection apparatus and position detection method
WACOM CO LTD3 citations84
US11099661B2Aug 24, 2021
Pointer, position detection apparatus and position detection method
WACOM CO LTD6 citations84
US10108277B2Oct 23, 2018
Pointer, position detection apparatus and position detection method
WACOM CO LTD6 citations84
US9606640B2Mar 28, 2017
Pointer, position detection apparatus and position detection method
WACOM CO LTD5 citations84
US9529456B2Dec 27, 2016
Pointer, position detection apparatus and position detection method
WACOM CO LTD5 citations84
US9182872B2Nov 10, 2015
Indicator position detecting device
WACOM CO LTD7 citations84
US11281347B2Mar 22, 2022
Sensor including a plurality of substrates
WACOM CO LTD3 citations73
US10216292B2Feb 26, 2019
Position pointer and signal processor
WACOM CO LTD4 citations73
US11079863B2Aug 3, 2021
Electronic pen
WACOM CO LTD2 citations72
US12366947B2Jul 22, 2025
Method executed by sensor controller of electromagnetic resonance system, sensor controller, and position detection device
WACOM CO LTD0 citations63
US12236021B2Feb 25, 2025
Pointer, position detection apparatus and position detection method
WACOM CO LTD0 citations63
US12504833B2Dec 23, 2025
Position indicating device and information processing device
WACOM CO LTD0 citations62
US12474804B2Nov 18, 2025
Position pointer
WACOM CO LTD0 citations62
US12229372B2Feb 18, 2025
Position pointer
WACOM CO LTD0 citations62
US12210717B2Jan 28, 2025
Sensor including a plurality of substrates
WACOM CO LTD0 citations62
US12197653B2Jan 14, 2025
Position indicating device and information processing device
WACOM CO LTD0 citations62
US11914834B2Feb 27, 2024
Sensor including a plurality of substrates
WACOM CO LTD0 citations62
US11556218B2Jan 17, 2023
Sensor including a plurality of substrates
WACOM CO LTD0 citations62
US11086457B2Aug 10, 2021
Position pointer
WACOM CO LTD0 citations62
US9927889B2Mar 27, 2018
Position pointer
WACOM CO LTD1 citations62
US12429972B2Sep 30, 2025
Position detector, integrated circuit, and position detection method
WACOM CO LTD0 citations61
US12025523B2Jul 2, 2024
Pressure sensing device and stylus
WACOM CO LTD0 citations52
US10802610B2Oct 13, 2020
Position pointer and signal processor
WACOM CO LTD0 citations52
US10551946B2Feb 4, 2020
Position pointer
WACOM CO LTD0 citations52
US10514781B2Dec 24, 2019
Pointer, position detection apparatus and position detection method
WACOM CO LTD0 citations52
US10437353B2Oct 8, 2019
Pointer, position detection apparatus and position detection method
WACOM CO LTD0 citations52
US10429955B2Oct 1, 2019
Pointer, position detection apparatus and position detection method
WACOM CO LTD0 citations52
US10423247B2Sep 24, 2019
Pointer, position detection apparatus and position detection method
WACOM CO LTD0 citations52
US10310641B2Jun 4, 2019
Position pointer
WACOM CO LTD0 citations52
ODA YASUO
15 patentsUS9158418B2Oct 13, 2015
Pointer detection apparatus and pointer detection method
ODA YASUO150 citations99
US9081437B2Jul 14, 2015
Multi-touch and multi-user detecting device
ODA YASUO152 citations99
US8587535B2Nov 19, 2013
Pointer detection apparatus and pointer detection method
ODA YASUO227 citations99
US8963889B2Feb 24, 2015
Pointer, position detection apparatus and position detection method
ODA YASUO25 citations96
US9268417B2Feb 23, 2016
Position pointer
ODA YASUO20 citations92
US8487891B2Jul 16, 2013
Pointer detection apparatus and pointer detection method
ODA YASUO22 citations92
US9218070B2Dec 22, 2015
Pointing member, position detection apparatus and position detection method capable of detecting position of and pressure applied to pointing member
ODA YASUO12 citations84
US8896547B2Nov 25, 2014
Pointer detection apparatus and pointer detection method
ODA YASUO6 citations84
US8749501B2Jun 10, 2014
Pointer detection apparatus and detection sensor
ODA YASUO16 citations84
US8692779B2Apr 8, 2014
Pointer detection apparatus and pointer detection method
ODA YASUO9 citations84
US8587534B2Nov 19, 2013
Pointer detection apparatus and pointer detection method
ODA YASUO7 citations84
US8581861B2Nov 12, 2013
Pointer detection apparatus and pointer detection method
ODA YASUO7 citations84
US8780072B2Jul 15, 2014
Pointer detection apparatus and pointer detection method
ODA YASUO4 citations73
US8395598B2Mar 12, 2013
Position detection apparatus
ODA YASUO5 citations73
US8462136B2Jun 11, 2013
Pointer detection apparatus and pointer detection method
ODA YASUO3 citations63
NGK SPARK PLUG CO
3 patentsUS6603244B2Aug 5, 2003
Spark plug and method of producing spark plug
NGK SPARK PLUG CO24 citations91
US7150252B2Dec 19, 2006
Spark plug and internal combustion engine equipped with the spark plug
NGK SPARK PLUG CO14 citations79
US6798125B2Sep 28, 2004
Spark plug having ground electrode made of NI alloy and noble metal wear resistant portion
NGK SPARK PLUG CO17 citations77
YAMAMOTO SADAO
1 patentIWAMOTO NAOHISA
1 patentShowing the top 50 of 55 patents by PatentIndex Score.