Inventor
NAKAMURA TOMOHARU
JP52 patents
⚠️ This page may combine multiple inventors who share the name “NAKAMURA TOMOHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
12 patentsUS8348446B2Jan 8, 2013
Area light source device and display device
SONY CORP29 citations92
US9423554B2Aug 23, 2016
Light emitting unit, display, and lighting apparatus
SONY CORP6 citations83
US9110204B2Aug 18, 2015
Light emitting device, display unit, and illumination unit
SONY CORP11 citations82
US11536959B2Dec 27, 2022
Image display apparatus
SONY CORP0 citations62
US11422441B2Aug 23, 2022
Image display apparatus with reflection regions
SONY CORP0 citations62
US11287665B2Mar 29, 2022
Image display apparatus
SONY CORP0 citations62
USD935814SNov 16, 2021
Display
SONY CORP0 citations62
US11028996B2Jun 8, 2021
Light emitting unit, display, and lighting apparatus
SONY CORP0 citations62
US11829061B2Nov 28, 2023
Image display device
SONY CORP0 citations52
US10288259B2May 14, 2019
Light emitting unit, display, and lighting apparatus
SONY CORP0 citations52
US10041648B2Aug 7, 2018
Light emitting unit, display, and lighting apparatus
SONY CORP0 citations52
US9239418B2Jan 19, 2016
Light emitting device, display unit, and illumination unit
SONY CORP1 citations50
HITACHI LTD
12 patentsUS6338009B1Jan 8, 2002
Method and apparatus for estimating frequency characteristics of power system, and application thereof
HITACHI LTD46 citations92
US5703791ADec 30, 1997
Electric power system stabilization control apparatus and method thereof
HITACHI LTD35 citations92
US5061922AOct 29, 1991
Method of monitoring changes of state of a power transmission system by interruption signal transmission
HITACHI LTD34 citations91
US5349522ASep 20, 1994
Method and apparatus for controlling the output voltage of an AC electrical system
HITACHI LTD26 citations90
US4891570AJan 2, 1990
Static var compensator with thyristor control
HITACHI LTD24 citations86
US4430683AFeb 7, 1984
Ground fault detecting device for use with a DC circuit
HITACHI LTD17 citations72
US9998071B2Jun 12, 2018
Failure diagnosis method and failure diagnosis system for photovoltaic system
HITACHI LTD2 citations68
US9837957B2Dec 5, 2017
Diagnostic method for solar power system and monitoring device
HITACHI LTD3 citations66
US10340849B2Jul 2, 2019
Diagnosis system and diagnosis method for photovoltaic power generation system
HITACHI LTD2 citations62
US9506971B2Nov 29, 2016
Failure diagnosis method for photovoltaic power generation system
HITACHI LTD2 citations61
US10312858B2Jun 4, 2019
Solar power generation system and failure diagnosis method therefor
HITACHI LTD1 citations58
US9711663B2Jul 18, 2017
Power generating system and method of designing power generating system
HITACHI LTD0 citations48
SATURN LICENSING LLC
10 patentsUS11630344B2Apr 18, 2023
Light-emitting device, display apparatus, and illumination apparatus
SATURN LICENSING LLC1 citations73
US11294228B2Apr 5, 2022
Light-emitting device, display apparatus, and illumination apparatus
SATURN LICENSING LLC1 citations73
US10488572B2Nov 26, 2019
Light emitting unit, display, and lighting apparatus
SATURN LICENSING LLC3 citations72
US9915769B2Mar 13, 2018
Light emitting unit, display, and lighting apparatus
SATURN LICENSING LLC2 citations72
US12386221B2Aug 12, 2025
Light-emitting device, display apparatus, and illumination apparatus
SATURN LICENSING LLC0 citations62
US12372827B2Jul 29, 2025
Light-emitting device, display apparatus, and illumination apparatus
SATURN LICENSING LLC0 citations62
US12306430B2May 20, 2025
Light emitting unit, display, and lighting apparatus
SATURN LICENSING LLC0 citations62
US11921312B2Mar 5, 2024
Light emitting unit, display, and lighting apparatus
SATURN LICENSING LLC0 citations62
US11086064B2Aug 10, 2021
Light emitting unit, display, and lighting apparatus
SATURN LICENSING LLC0 citations62
US10877346B2Dec 29, 2020
Light-emitting device, display apparatus, and illumination apparatus
SATURN LICENSING LLC0 citations52
SONY GROUP CORP
5 patentsUS11619867B2Apr 4, 2023
Image display device
SONY GROUP CORP2 citations73
US12169284B2Dec 17, 2024
Image display apparatus and screen
SONY GROUP CORP0 citations63
US11927341B2Mar 12, 2024
Light emitting unit, display, and lighting apparatus
SONY GROUP CORP0 citations62
US11421854B2Aug 23, 2022
Light emitting unit, display, and lighting apparatus
SONY GROUP CORP0 citations62
US11889235B2Jan 30, 2024
Image display apparatus
SONY GROUP CORP0 citations54
NAKAMURA TOMOHARU
2 patentsCANON KK
2 patentsWATANABE TOHRU
1 patentISHIDA TSUTOMU
1 patentEBIHARA SHUN-ICHI
1 patentKOHNO TOHRU
1 patentNHK SPRING CO LTD
1 patentNAKAMURA AKIHIRO
1 patentSAITOU NAOKI
1 patentShowing the top 50 of 52 patents by PatentIndex Score.