Inventor
TAJIMA JUMPEI
JP47 patents
⚠️ This page may combine multiple inventors who share the name “TAJIMA JUMPEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
43 patentsUS9184242B2Nov 10, 2015
Nitride semiconductor wafer, nitride semiconductor element, and method for manufacturing nitride semiconductor wafer
TOSHIBA KK6 citations84
US10186588B1Jan 22, 2019
Semiconductor substrate and semiconductor device
TOSHIBA KK12 citations83
US11581407B2Feb 14, 2023
Semiconductor device and method for manufacturing the same
TOSHIBA KK4 citations75
US11538909B2Dec 27, 2022
Semiconductor device
TOSHIBA KK2 citations73
US11888040B2Jan 30, 2024
Semiconductor device and method for manufacturing the same
TOSHIBA KK0 citations63
US11545553B2Jan 3, 2023
Semiconductor device and method for manufacturing the same
TOSHIBA KK0 citations63
US11211463B2Dec 28, 2021
Semiconductor device and method for manufacturing the same
TOSHIBA KK0 citations63
US9178111B2Nov 3, 2015
Semiconductor light emitting device
TOSHIBA KK3 citations63
US9136425B2Sep 15, 2015
Semiconductor light emitting element and light emitting device
TOSHIBA KK3 citations63
US12501637B2Dec 16, 2025
Nitride semiconductor and semiconductor device
TOSHIBA KK0 citations62
US12170318B2Dec 17, 2024
Nitride semiconductor, semiconductor device, and method for manufacturing nitride semiconductor
TOSHIBA KK0 citations62
US12094934B2Sep 17, 2024
Semiconductor device and method for manufacturing the same
TOSHIBA KK0 citations62
US11955520B2Apr 9, 2024
Nitride semiconductor with multiple nitride regions of different impurity concentrations, wafer, semiconductor device and method for manufacturing the same
TOSHIBA KK1 citations62
US11817483B2Nov 14, 2023
Semiconductor device and method for manufacturing the same
TOSHIBA KK0 citations62
US11757006B2Sep 12, 2023
Semiconductor device, method for manufacturing semiconductor device, and manufacturing apparatus of semiconductor device
TOSHIBA KK0 citations62
US11699724B2Jul 11, 2023
Semiconductor device
TOSHIBA KK0 citations62
US11469304B2Oct 11, 2022
Semiconductor device, method for manufacturing semiconductor device, and manufacturing apparatus of semiconductor device
TOSHIBA KK0 citations62
US11333700B2May 17, 2022
Inspection apparatus of semiconductor device and method for inspecting semiconductor device
TOSHIBA KK0 citations62
US10923349B2Feb 16, 2021
Semiconductor element and method for manufacturing the same
TOSHIBA KK0 citations62
US10910490B2Feb 2, 2021
Semiconductor device
TOSHIBA KK1 citations62
US10283633B2May 7, 2019
Semiconductor device and method for manufacturing the same
TOSHIBA KK1 citations62
US9231160B1Jan 5, 2016
Semiconductor light emitting element
TOSHIBA KK2 citations62
US12538513B2Jan 27, 2026
Semiconductor device and method for manufacturing the same
TOSHIBA KK0 citations52
US12477799B2Nov 18, 2025
Nitride semiconductor and semiconductor device
TOSHIBA KK0 citations52
US12469698B2Nov 11, 2025
Wafer having silicon substrate with suppressed fractures, semiconductor device, and method for manufacturing the wafer
TOSHIBA KK0 citations52
US12266698B2Apr 1, 2025
Nitride semiconductor including multi-portion nitride region
TOSHIBA KK0 citations52
US12159932B2Dec 3, 2024
Semiconductor device
TOSHIBA KK0 citations52
US11444189B2Sep 13, 2022
Semiconductor device and method for manufacturing the same
TOSHIBA KK0 citations52
US11251293B2Feb 15, 2022
Semiconductor device
TOSHIBA KK0 citations52
US10475915B2Nov 12, 2019
Semiconductor device and method for manufacturing the same
TOSHIBA KK0 citations52
US9871060B2Jan 16, 2018
Semiconductor light emitting device
TOSHIBA KK1 citations52
US9472720B2Oct 18, 2016
Nitride semiconductor wafer, nitride semiconductor element, and method for manufacturing nitride semiconductor wafer
TOSHIBA KK0 citations52
US9362115B2Jun 7, 2016
Nitride semiconductor wafer, nitride semiconductor element, and method for manufacturing nitride semiconductor wafer
TOSHIBA KK0 citations52
US9324916B2Apr 26, 2016
Semiconductor light emitting device
TOSHIBA KK0 citations52
US9196784B2Nov 24, 2015
Semiconductor device and method for manufacturing semiconductor device
TOSHIBA KK0 citations52
US8772800B2Jul 8, 2014
Semiconductor light-emitting device
TOSHIBA KK0 citations52
US11024717B2Jun 1, 2021
Semiconductor device and method of manufacturing semiconductor device
TOSHIBA KK0 citations51
US9722162B2Aug 1, 2017
Semiconductor light emitting device
TOSHIBA KK0 citations50
US10651307B2May 12, 2020
Semiconductor device and method for manufacturing the same
TOSHIBA KK0 citations42
US9065004B2Jun 23, 2015
Semiconductor light emitting element
TOSHIBA KK0 citations42
US9972657B2May 15, 2018
Semiconductor light emitting element
TOSHIBA KK0 citations41
US9590009B2Mar 7, 2017
Semiconductor light emitting element
TOSHIBA KK0 citations41
US9530767B2Dec 27, 2016
Semiconductor light emitting element
TOSHIBA KK0 citations41