Seokhwan Jeong

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Patents Grantslast 30 patents

Information Patent Grant
Optical element and light receiving device
- Patent number 9,615,152
- Issue date Apr 4, 2017
- Fujitsu Limited
- Seokhwan Jeong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength division multiplexing optical receiver
- Patent number 9,584,246
- Issue date Feb 28, 2017
- Fujitsu Limited
- Seokhwan Jeong
- G02 - OPTICS
Information Patent Grant
Optical element, light transmitting device, and light receiving device
- Patent number 9,547,132
- Issue date Jan 17, 2017
- Fujitsu Limited
- Seokhwan Jeong
- G02 - OPTICS
Information Patent Grant
Laser device that includes ring resonator
- Patent number 9,130,350
- Issue date Sep 8, 2015
- Fujitsu Limited
- Seokhwan Jeong
- G02 - OPTICS
Information Patent Grant
External resonator-type semiconductor laser element and optical ele...
- Patent number 9,020,004
- Issue date Apr 28, 2015
- Fujitsu Limited
- Seokhwan Jeong
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL ELEMENT, LIGHT TRANSMITTING DEVICE, AND LIGHT RECEIVING DEVICE
- Publication number 20160006533
- Publication date Jan 7, 2016
- FUJITSU LIMITED
- Seokhwan Jeong
- G02 - OPTICS
Information Patent Application
OPTICAL ELEMENT AND LIGHT RECEIVING DEVICE
- Publication number 20160007105
- Publication date Jan 7, 2016
- Fujitsu Limited
- Seokhwan Jeong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH DIVISION MULTIPLEXING OPTICAL RECEIVER
- Publication number 20150381301
- Publication date Dec 31, 2015
- FUJITSU LIMITED
- Seokhwan Jeong
- G02 - OPTICS
Information Patent Application
LASER DEVICE THAT INCLUDES RING RESONATOR
- Publication number 20150222089
- Publication date Aug 6, 2015
- Fujitsu Limited
- Seokhwan Jeong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
EXTERNAL RESONATOR-TYPE SEMICONDUCTOR LASER ELEMENT AND OPTICAL ELE...
- Publication number 20140126601
- Publication date May 8, 2014
- Fujitsu Limited
- Seokhwan Jeong
- G02 - OPTICS