Masayuki Hakata

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Information display device and display driving method
- Patent number 9,225,893
- Issue date Dec 29, 2015
- OPTOELECTRONICS CO., LTD.
- Masayuki Hakata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power management system for electronic shelf labels and the like
- Patent number 8,912,886
- Issue date Dec 16, 2014
- Optoelectronics Co., Ltd.
- Masayuki Hakata
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION DISPLAY DEVICE AND DISPLAY DRIVING METHOD
- Publication number 20130329123
- Publication date Dec 12, 2013
- OPTOELECTRONICS CO., LTD.
- Masayuki Hakata
- G02 - OPTICS
Information Patent Application
POWER MANAGEMENT SYSTEM FOR ELECTRONIC SHELF LABELS AND THE LIKE
- Publication number 20110175732
- Publication date Jul 21, 2011
- Optoelectronics Co., Ltd.
- Masayuki Hakata
- G06 - COMPUTING CALCULATING COUNTING