Inventor
HIKOSAKA TOSHIKI
JP95 patents
⚠️ This page may combine multiple inventors who share the name “HIKOSAKA TOSHIKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
28 patentsUS9590141B2Mar 7, 2017
Semiconductor light emitting device having a p-type semiconductor layer with a p-type impurity
TOSHIBA KK7 citations84
US8648381B2Feb 11, 2014
Semiconductor light emitting device
TOSHIBA KK10 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
US9515146B2Dec 6, 2016
Nitride semiconductor layer, nitride semiconductor device, and method for manufacturing nitride semiconductor layer
TOSHIBA KK3 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
US9391145B2Jul 12, 2016
Nitride semiconductor element and nitride semiconductor wafer
TOSHIBA KK2 citations63
US9287369B2Mar 15, 2016
Nitride semiconductor element and nitride semiconductor wafer
TOSHIBA KK2 citations63
US9178111B2Nov 3, 2015
Semiconductor light emitting device
TOSHIBA KK3 citations63
US9054036B2Jun 9, 2015
Nitride semiconductor device, nitride semiconductor wafer, and method for forming nitride semiconductor layer
TOSHIBA KK2 citations63
US8368104B2Feb 5, 2013
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
US10923349B2Feb 16, 2021
Semiconductor element and method for manufacturing the same
TOSHIBA KK0 citations62
US10910490B2Feb 2, 2021
Semiconductor device
TOSHIBA KK1 citations62
US10483354B2Nov 19, 2019
Nitride semiconductor device
TOSHIBA KK1 citations62
US10283633B2May 7, 2019
Semiconductor device and method for manufacturing the same
TOSHIBA KK1 citations62
US8877526B2Nov 4, 2014
Semiconductor light emitting device and method for manufacturing the same
TOSHIBA KK3 citations62
US12074203B2Aug 27, 2024
Nitride crystal, optical device, semiconductor device, and method for manufacturing nitride crystal
TOSHIBA KK0 citations54
HIKOSAKA TOSHIKI
7 patentsUS8399896B2Mar 19, 2013
Semiconductor light emitting device and method of manufacturing the same
HIKOSAKA TOSHIKI9 citations84
US8829544B2Sep 9, 2014
Semiconductor light emitting device, nitride semiconductor layer, and method for forming nitride semiconductor layer
HIKOSAKA TOSHIKI5 citations83
US8680537B2Mar 25, 2014
Nitride semiconductor element and nitride semiconductor wafer
HIKOSAKA TOSHIKI4 citations73
US9349590B2May 24, 2016
Method for manufacturing nitride semiconductor layer
HIKOSAKA TOSHIKI2 citations62
US8823016B2Sep 2, 2014
Semiconductor light emitting device, nitride semiconductor layer growth substrate, and nitride semiconductor wafer
HIKOSAKA TOSHIKI3 citations62
US8680508B2Mar 25, 2014
Semiconductor light emitting device and method for manufacturing same
HIKOSAKA TOSHIKI3 citations62
US8093083B1Jan 10, 2012
Method for manufacturing a semiconductor light emitting device
HIKOSAKA TOSHIKI4 citations62
TACHIBANA KOICHI
4 patentsUS8525203B2Sep 3, 2013
Semiconductor light emitting device
TACHIBANA KOICHI8 citations84
US8564006B2Oct 22, 2013
Nitride semiconductor device and nitride semiconductor layer growth substrate
TACHIBANA KOICHI10 citations83
US8674338B2Mar 18, 2014
Semiconductor light emitting device
TACHIBANA KOICHI4 citations73
US8643044B2Feb 4, 2014
Semiconductor light emitting device
TACHIBANA KOICHI5 citations73
MITSUISHI IWAO
2 patentsSHIODA TOMONARI
2 patentsYOSHIDA HISASHI
2 patentsUS9397167B2Jul 19, 2016
Nitride semiconductor wafer, nitride semiconductor device, and method for manufacturing nitride semiconductor wafer
YOSHIDA HISASHI2 citations61
US9053931B2Jun 9, 2015
Nitride semiconductor wafer, nitride semiconductor device, and method for manufacturing nitride semiconductor wafer
YOSHIDA HISASHI3 citations61
NAGO HAJIME
1 patentSUGIYAMA NAOHARU
1 patentONO HIROSHI
1 patentSATO TAISUKE
1 patentHARADA YOSHIYUKI
1 patentShowing the top 50 of 95 patents by PatentIndex Score.