Inventor
YAMAGUCHI YOHEI
JP76 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI YOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JAPAN DISPLAY INC
37 patentsUS10573666B2Feb 25, 2020
Display device
JAPAN DISPLAY INC5 citations84
US10453965B2Oct 22, 2019
Display device
JAPAN DISPLAY INC11 citations84
US10373984B2Aug 6, 2019
Display device
JAPAN DISPLAY INC7 citations84
US10026754B2Jul 17, 2018
Display device
JAPAN DISPLAY INC6 citations84
US11063154B2Jul 13, 2021
TFT circuit board and display device having the same
JAPAN DISPLAY INC8 citations81
US11764233B2Sep 19, 2023
Display device
JAPAN DISPLAY INC2 citations73
US11355520B2Jun 7, 2022
Display device
JAPAN DISPLAY INC3 citations73
US11133337B2Sep 28, 2021
Display device and method for manufacturing same
JAPAN DISPLAY INC2 citations73
US11049882B2Jun 29, 2021
Display device
JAPAN DISPLAY INC3 citations73
US10361229B2Jul 23, 2019
Display device
JAPAN DISPLAY INC5 citations73
US10088728B2Oct 2, 2018
Semiconductor device
JAPAN DISPLAY INC2 citations73
US9947798B2Apr 17, 2018
Display device
JAPAN DISPLAY INC4 citations73
US9391213B2Jul 12, 2016
Thin film transistor and display device using the same
JAPAN DISPLAY INC4 citations73
US11742430B2Aug 29, 2023
TFT circuit board and display device having the same
JAPAN DISPLAY INC2 citations70
US10580801B2Mar 3, 2020
Display device and manufacturing method thereof
JAPAN DISPLAY INC2 citations69
US12356722B2Jul 8, 2025
Manufacturing method of an oxide semiconductor device
JAPAN DISPLAY INC0 citations62
US12271088B2Apr 8, 2025
Display device
JAPAN DISPLAY INC0 citations62
US12237345B2Feb 25, 2025
Semiconductor device
JAPAN DISPLAY INC0 citations62
US12237335B2Feb 25, 2025
Display device and manufacturing method thereof
JAPAN DISPLAY INC0 citations62
US12170288B2Dec 17, 2024
Semiconductor device
JAPAN DISPLAY INC0 citations62
US12100709B2Sep 24, 2024
Display device
JAPAN DISPLAY INC0 citations62
US11921392B2Mar 5, 2024
Display device
JAPAN DISPLAY INC0 citations62
US11855102B2Dec 26, 2023
Display device
JAPAN DISPLAY INC0 citations62
US11810921B2Nov 7, 2023
Display device
JAPAN DISPLAY INC0 citations62
US11521990B2Dec 6, 2022
Display device
JAPAN DISPLAY INC0 citations62
US11488984B2Nov 1, 2022
Wiring structure, semiconductor device and display device
JAPAN DISPLAY INC0 citations62
US11474406B2Oct 18, 2022
Display device
JAPAN DISPLAY INC0 citations62
US11374025B2Jun 28, 2022
Display device and manufacturing method thereof
JAPAN DISPLAY INC0 citations62
US11348948B2May 31, 2022
Manufacturing method of a display device
JAPAN DISPLAY INC0 citations62
US11177363B2Nov 16, 2021
Display device
JAPAN DISPLAY INC1 citations62
US10895792B2Jan 19, 2021
Display device
JAPAN DISPLAY INC0 citations62
US10283644B2May 7, 2019
Thin film transistor having stable threshold voltage and less parasitic capacitance, and display device using the same
JAPAN DISPLAY INC1 citations62
US12249654B2Mar 11, 2025
Semiconductor device
JAPAN DISPLAY INC0 citations60
US11764305B2Sep 19, 2023
Semiconductor device
JAPAN DISPLAY INC0 citations60
US11189734B2Nov 30, 2021
Semiconductor device and display device
JAPAN DISPLAY INC0 citations60
US12166135B2Dec 10, 2024
TFT circuit board and display device having the same
JAPAN DISPLAY INC0 citations59
US12183830B2Dec 31, 2024
Display device and manufacturing method therefor
JAPAN DISPLAY INC0 citations52
AMADA CO LTD
6 patentsUS12023724B2Jul 2, 2024
Method for installing divided upper tool to upper tool holder provided on upper table of press brake, tool changer, and tool stocker
AMADA CO LTD1 citations72
US12214406B2Feb 4, 2025
Upper tool stocker
AMADA CO LTD0 citations61
US12179252B2Dec 31, 2024
Tool changer
AMADA CO LTD0 citations61
US11819901B2Nov 21, 2023
Tool for press brake
AMADA CO LTD0 citations61
US12343781B2Jul 1, 2025
Bending system and correcting method for tool misalignment
AMADA CO LTD0 citations52
US12145191B2Nov 19, 2024
Bending system and tool transport method
AMADA CO LTD0 citations52
MITSUBISHI ELECTRIC CORP
2 patentsYAMAGUCHI YOHEI
2 patentsKIRIN HOLDINGS KK
1 patentDAINIPPON INK & CHEMICALS
1 patentMURATA MANUFACTURING CO
1 patentShowing the top 50 of 76 patents by PatentIndex Score.