Kensuke HIRAKA

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical receptacle and optical module
- Patent number 11,768,339
- Issue date Sep 26, 2023
- Enplas Corporation
- Kensuke Hiraka
- G02 - OPTICS
Information Patent Grant
Luminous flux control member, light-emitting device, and method for...
- Patent number 10,754,194
- Issue date Aug 25, 2020
- Enplas Corporation
- Kensuke Hiraka
- F21 - LIGHTING
Information Patent Grant
Planar light source device and display device
- Patent number 10,718,974
- Issue date Jul 21, 2020
- Enplas Corporation
- Kensuke Hiraka
- G02 - OPTICS
Information Patent Grant
Planar light source device, display device and light flux control m...
- Patent number 10,627,675
- Issue date Apr 21, 2020
- Enpias Corporation
- Kensuke Hiraka
- F21 - LIGHTING
Information Patent Grant
Light flux control member, light-emitting device, surface light sou...
- Patent number 10,466,533
- Issue date Nov 5, 2019
- Enplas Corporation
- Kensuke Hiraka
- G02 - OPTICS
Information Patent Grant
Light flux control member with an annular groove
- Patent number 10,133,118
- Issue date Nov 20, 2018
- Enplas Corporation
- Kensuke Hiraka
- G02 - OPTICS
Information Patent Grant
Light emitting device, surface light source device and display appa...
- Patent number 9,477,116
- Issue date Oct 25, 2016
- Enplas Corporation
- Kensuke Hiraka
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL RECEPTACLE AND OPTICAL MODULE
- Publication number 20220373749
- Publication date Nov 24, 2022
- ENPLAS CORPORATION
- Kensuke HIRAKA
- G02 - OPTICS
Information Patent Application
LIGHT FLUX CONTROLLING MEMBER, LIGHT-EMITTING DEVICE, SURFACE LIGHT...
- Publication number 20210389518
- Publication date Dec 16, 2021
- ENPLAS CORPORATION
- Kensuke HIRAKA
- G02 - OPTICS
Information Patent Application
LUMINOUS FLUX CONTROL MEMBER, LIGHT-EMITTING DEVICE, AND METHOD FOR...
- Publication number 20200041843
- Publication date Feb 6, 2020
- ENPLAS CORPORATION
- Kensuke HIRAKA
- G02 - OPTICS
Information Patent Application
PLANAR LIGHT SOURCE DEVICE AND DISPLAY DEVICE
- Publication number 20190391451
- Publication date Dec 26, 2019
- ENPLAS CORPORATION
- Kensuke HIRAKA
- G02 - OPTICS
Information Patent Application
PLANAR LIGHT SOURCE DEVICE, DISPLAY DEVICE AND LIGHT FLUX CONTROL M...
- Publication number 20190113806
- Publication date Apr 18, 2019
- ENPLAS CORPORATION
- Kensuke HIRAKA
- G02 - OPTICS
Information Patent Application
LIGHT FLUX CONTROL MEMBER, LIGHT-EMITTING DEVICE, SURFACE LIGHT SOU...
- Publication number 20190033660
- Publication date Jan 31, 2019
- ENPLAS CORPORATION
- Kensuke HIRAKA
- G02 - OPTICS
Information Patent Application
LIGHT FLUX CONTROL MEMBER, LIGHT-EMITTING DEVICE, PLANAR LIGHT SOUR...
- Publication number 20170115531
- Publication date Apr 27, 2017
- ENPLAS CORPORATION
- Kensuke HIRAKA
- G02 - OPTICS
Information Patent Application
LIGHT EMITTING DEVICE, SURFACE LIGHT SOURCE DEVICE AND DISPLAY APPA...
- Publication number 20150267877
- Publication date Sep 24, 2015
- ENPLAS CORPORATION
- Kensuke HIRAKA
- F21 - LIGHTING

Kensuke HIRAKA

Person

Patents Grantslast 30 patents

Optical receptacle and optical module

Luminous flux control member, light-emitting device, and method for...

Planar light source device and display device

Planar light source device, display device and light flux control m...

Light flux control member, light-emitting device, surface light sou...

Light flux control member with an annular groove

Light emitting device, surface light source device and display appa...

Patents Applicationslast 30 patents

OPTICAL RECEPTACLE AND OPTICAL MODULE

LIGHT FLUX CONTROLLING MEMBER, LIGHT-EMITTING DEVICE, SURFACE LIGHT...

LUMINOUS FLUX CONTROL MEMBER, LIGHT-EMITTING DEVICE, AND METHOD FOR...

PLANAR LIGHT SOURCE DEVICE AND DISPLAY DEVICE

PLANAR LIGHT SOURCE DEVICE, DISPLAY DEVICE AND LIGHT FLUX CONTROL M...

LIGHT FLUX CONTROL MEMBER, LIGHT-EMITTING DEVICE, SURFACE LIGHT SOU...

LIGHT FLUX CONTROL MEMBER, LIGHT-EMITTING DEVICE, PLANAR LIGHT SOUR...

LIGHT EMITTING DEVICE, SURFACE LIGHT SOURCE DEVICE AND DISPLAY APPA...