Inventor
OKAHISA EIICHIRO
JP36 patents
⚠️ This page may combine multiple inventors who share the name “OKAHISA EIICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NICHIA CORP
35 patentsUS9748733B2Aug 29, 2017
Semiconductor laser device and backlight device using the semiconductor laser device
NICHIA CORP8 citations84
US10267483B2Apr 23, 2019
Light-emitting device
NICHIA CORP7 citations83
US9318871B2Apr 19, 2016
Semiconductor laser device and manufacturing method thereof, and submount manufacturing method
NICHIA CORP5 citations83
US10608406B2Mar 31, 2020
Light emitting device
NICHIA CORP4 citations73
US9746160B2Aug 29, 2017
Light emitting device and method of manufacturing light emitting device
NICHIA CORP4 citations73
USRE49645ESep 5, 2023
Manufacturing method of light-emitting device
NICHIA CORP2 citations72
US10439358B2Oct 8, 2019
Manufacturing method of light-emitting device
NICHIA CORP3 citations72
US9835297B2Dec 5, 2017
Light emitting device having a wavelength converter fixed to the mounting surface
NICHIA CORP6 citations72
US9496680B2Nov 15, 2016
Semiconductor laser device and manufacturing method thereof, and submount manufacturing method
NICHIA CORP3 citations72
US9985411B2May 29, 2018
Light-emitting device and package for light-emitting device
NICHIA CORP3 citations71
US12347999B2Jul 1, 2025
Method for manufacturing laser package
NICHIA CORP0 citations62
US12320516B2Jun 3, 2025
Light-emitting device
NICHIA CORP0 citations62
US11892155B2Feb 6, 2024
Light-emitting device
NICHIA CORP0 citations62
US11655958B2May 23, 2023
Light-emitting device
NICHIA CORP0 citations62
US11428382B2Aug 30, 2022
Light-emitting device
NICHIA CORP0 citations62
US11367994B2Jun 21, 2022
Light emitting device
NICHIA CORP0 citations62
US11149917B2Oct 19, 2021
Light-emitting device
NICHIA CORP0 citations62
US10965097B2Mar 30, 2021
Light emitting device
NICHIA CORP0 citations62
US12100928B2Sep 24, 2024
Semiconductor device, semiconductor device package, and manufacturing methods thereof
NICHIA CORP0 citations60
US11677211B2Jun 13, 2023
Semiconductor device, semiconductor device package, and manufacturing methods thereof
NICHIA CORP0 citations60
US9459520B2Oct 4, 2016
Light source unit and optical engine
NICHIA CORP2 citations60
US11949209B2Apr 2, 2024
Semiconductor device and method of manufacturing the semiconductor device
NICHIA CORP0 citations57
US11581699B2Feb 14, 2023
Semiconductor device and method of manufacturing the semiconductor device
NICHIA CORP0 citations57
US11038317B2Jun 15, 2021
Semiconductor device and method of manufacturing the semiconductor device
NICHIA CORP0 citations57
US9559489B2Jan 31, 2017
Semiconductor laser device, light source device, method of producing semiconductor laser device, and method of producing light source device
NICHIA CORP0 citations52
US9077138B2Jul 7, 2015
Semiconductor laser device
NICHIA CORP0 citations52
US10612754B2Apr 7, 2020
Method for manufacturing light-emitting device, method for manufacturing laser module, and light-emitting device
NICHIA CORP0 citations51
US10522969B2Dec 31, 2019
Light-emitting device and lid body used in light-emitting device
NICHIA CORP0 citations51
US12517313B2Jan 6, 2026
Light source device
NICHIA CORP0 citations50
US10833473B2Nov 10, 2020
Semiconductor device, semiconductor device package, and manufacturing methods thereof
NICHIA CORP0 citations50
US10404033B2Sep 3, 2019
Light-emitting device and package for light-emitting device
NICHIA CORP0 citations50
US12519284B2Jan 6, 2026
Light-emitting module
NICHIA CORP0 citations49
US12300972B2May 13, 2025
Light emitting device
NICHIA CORP0 citations46
US10253933B2Apr 9, 2019
Light emitting device
NICHIA CORP0 citations41
US10215362B2Feb 26, 2019
Light source apparatus with lens array
NICHIA CORP0 citations41