Inventor
Byueng-Su Yoo
Inventor
Kumi-shi, KR
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Sprimary
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light43%
B82YSpecific uses or applications of nanostructures19%
G02BOptical elements, systems or apparatus10%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein10%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation10%
H10HInorganic light-emitting semiconductor devices having potential barriers5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
6,727,109'Method of fabricating long wavelength vertical-cavity surface-emitting lasers'20046,621,843'Long wavelength surface-emitting semiconductor laser device and method for manufacturing the same'20036,584,136'Folded cavity laser'20036,482,665'Polarization switching surface-emitting laser and a method of manufacturing the same'20026,475,818'Method for fabricating multi-channel array optical device'20026,347,165'Wavelength demultiplexer without waveguide bending loss'20026,343,090'Single mode surface emitting laser'20025,939,729'Optical controlled resonant tunneling diode'19995,895,224'Three-dimensional cavity surface emitting laser structure and fabrication method thereof'19995,888,842'Method of manufacturing polarization-controlled surface emitting laser array'19995,773,319'Method for producing a hydrogenated vertical-cavity surface-emitting laser'19985,770,851'Compact optical logic operator array'19985,448,080'Ultrafast optical switching device having a double-junction multiple quantum well structure'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995Patents assigned to ELECTRONICS AND TELECOMMUNCATI (1)· patent assignee history
1995–1999Based in Daejeon, KR· patent location history
1998–2004Patents assigned to KOREA ELECTRONICS TELECOMM (12)· patent assignee history
1999–2004Based in Kumi-shi, KR· patent location history
1999Based in Daejon, KR· patent location history
2002–2003Based in Taejon, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KOREA ELECTRONICS TELECOMM | 12 | 1998–2004 |
| ELECTRONICS AND TELECOMMUNCATI | 1 | 1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kumi-shi, KR | 4 | 1999–2004 |
| Taejon, KR | 4 | 2002–2003 |
| Daejeon, KR | 4 | 1995–1999 |
| Daejon, KR | 1 | 1999 |