Kouji HAYAKAWA

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Chosei, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal display device
- Patent number 9,239,644
- Issue date Jan 19, 2016
- Japan Display Inc.
- Koji Doi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Liquid crystal display device
- Patent number 9,019,196
- Issue date Apr 28, 2015
- Japan Display Inc.
- Koji Doi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display device having touch panel
- Patent number 8,736,576
- Issue date May 27, 2014
- Japan Display Inc.
- Kouji Hayakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Input device and display device including the same
- Patent number 8,537,136
- Issue date Sep 17, 2013
- Hitachi Displays, Ltd.
- Shinji Sekiguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Display device
- Patent number 8,487,901
- Issue date Jul 16, 2013
- Hitachi Displays, Ltd.
- Kouji Hayakawa
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20150199060
- Publication date Jul 16, 2015
- Japan Display Inc.
- Koji DOI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20130293491
- Publication date Nov 7, 2013
- Koji DOI
- G02 - OPTICS
Information Patent Application
DISPLAY DEVICE HAVING TOUCH PANEL
- Publication number 20120092292
- Publication date Apr 19, 2012
- Panasonic Liquid Crystal Display Co., Ltd.
- Kouji HAYAKAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INPUT DEVICE AND DISPLAY DEVICE HAVING THE SAME
- Publication number 20100271328
- Publication date Oct 28, 2010
- Shinji SEKIGUCHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INPUT DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
- Publication number 20100265212
- Publication date Oct 21, 2010
- Shinji Sekiguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISPLAY DEVICE
- Publication number 20100134440
- Publication date Jun 3, 2010
- Kouji HAYAKAWA
- G06 - COMPUTING CALCULATING COUNTING