Seiji Nagahara

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Light source device and optical engine
- Patent number 11,029,591
- Issue date Jun 8, 2021
- Nichia Corporation
- Seiji Nagahara
- G02 - OPTICS
Information Patent Grant
Light source device
- Patent number 10,951,004
- Issue date Mar 16, 2021
- Nichia Corporation
- Seiji Nagahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light emitting device and substrate
- Patent number 10,396,262
- Issue date Aug 27, 2019
- Nichia Corporation
- Seiji Nagahara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Light source apparatus with lens array
- Patent number 10,215,362
- Issue date Feb 26, 2019
- Nichia Corporation
- Seiji Nagahara
- F21 - LIGHTING
Information Patent Grant
Light source unit and optical engine
- Patent number 10,133,163
- Issue date Nov 20, 2018
- Nichia Corporation
- Seiji Nagahara
- G02 - OPTICS
Information Patent Grant
Light source apparatus and projector having light source apparatus
- Patent number 9,709,882
- Issue date Jul 18, 2017
- Nichia Corporation
- Seiji Nagahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light source device, and optical engine in which light source devic...
- Patent number 9,500,936
- Issue date Nov 22, 2016
- Nichia Corporation
- Seiji Nagahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light source unit and optical engine
- Patent number 9,459,520
- Issue date Oct 4, 2016
- Nichia Corporation
- Seiji Nagahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
LIGHT SOURCE DEVICE AND OPTICAL ENGINE
- Publication number 20210247678
- Publication date Aug 12, 2021
- Nichia Corporation.
- Seiji NAGAHARA
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE AND OPTICAL ENGINE
- Publication number 20200301156
- Publication date Sep 24, 2020
- Nichia Corporation.
- Seiji NAGAHARA
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE
- Publication number 20190386455
- Publication date Dec 19, 2019
- Nichia Corporation.
- Seiji Nagahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT EMITTING DEVICE AND SUBSTRATE
- Publication number 20180151788
- Publication date May 31, 2018
- Nichia Corporation.
- Seiji NAGAHARA
- F21 - LIGHTING
Information Patent Application
LIGHT SOURCE APPARATUS
- Publication number 20160186958
- Publication date Jun 30, 2016
- Nichia Corporation.
- Seiji Nagahara
- F21 - LIGHTING
Information Patent Application
LIGHT SOURCE APPARATUS AND PROJECTOR HAVING LIGHT SOURCE APPARATUS
- Publication number 20160062224
- Publication date Mar 3, 2016
- Nichia Corporation.
- Seiji NAGAHARA
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE UNIT AND OPTICAL ENGINE
- Publication number 20150036107
- Publication date Feb 5, 2015
- Nichia Corporation.
- Seiji NAGAHARA
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE UNIT AND OPTICAL ENGINE
- Publication number 20150036106
- Publication date Feb 5, 2015
- Nichia Corporation.
- Seiji NAGAHARA
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE, AND OPTICAL ENGINE IN WHICH LIGHT SOURCE DEVIC...
- Publication number 20140375970
- Publication date Dec 25, 2014
- Seiji NAGAHARA
- H01 - BASIC ELECTRIC ELEMENTS

Seiji Nagahara

Person

Patents Grantslast 30 patents

Light source device and optical engine

Light source device

Light emitting device and substrate

Light source apparatus with lens array

Light source unit and optical engine

Light source apparatus and projector having light source apparatus

Light source device, and optical engine in which light source devic...

Light source unit and optical engine

Patents Applicationslast 30 patents

LIGHT SOURCE DEVICE AND OPTICAL ENGINE

LIGHT SOURCE DEVICE AND OPTICAL ENGINE

LIGHT SOURCE DEVICE

LIGHT EMITTING DEVICE AND SUBSTRATE

LIGHT SOURCE APPARATUS

LIGHT SOURCE APPARATUS AND PROJECTOR HAVING LIGHT SOURCE APPARATUS

LIGHT SOURCE UNIT AND OPTICAL ENGINE

LIGHT SOURCE UNIT AND OPTICAL ENGINE

LIGHT SOURCE DEVICE, AND OPTICAL ENGINE IN WHICH LIGHT SOURCE DEVIC...