Issued Patents All Time
Showing 1–25 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10859765 | Optical coupling device and method for manufacturing the same | Jaegyu PARK, Jiho JOO | 2020-12-08 |
| 10466413 | Opto-electronic system including optical input/output device | Hyundai Park, In Gyoo Kim, Sang Hoon Kim, Ki Seok Jang, Sang Gi Kim +7 more | 2019-11-05 |
| 10396528 | Laser device and methods for manufacturing the same | In Gyoo Kim, Sang Hoon Kim | 2019-08-27 |
| 10197818 | Thermo-optic optical switch | Myungjoon KWACK, Jaegyu PARK, Jiho JOO | 2019-02-05 |
| 10168474 | Method of manufacturing optical input/output device | Hyundai Park, In Gyoo Kim, Sang Hoon Kim, Ki Seok Jang, Sang Gi Kim +7 more | 2019-01-01 |
| 10151874 | Wavelength division multiplexer | Jiho JOO, Myungjoon KWACK, Jaegyu PARK | 2018-12-11 |
| 10101633 | Optical switch | Jaegyu PARK, Myungjoon KWACK, Jiho JOO | 2018-10-16 |
| 10031293 | Optical coupler | Jaegyu PARK, Myungjoon KWACK, Jiho JOO | 2018-07-24 |
| 9900098 | Optical device module and optical communication network system using the same | Sahnggi Park, Sang Gi Kim, Seong Wook Yoo | 2018-02-20 |
| 9728657 | Photodetector | Jiho JOO, Myungjoon KWACK, Sang Hoon Kim, Sun-Ae Kim, In Gyoo Kim +3 more | 2017-08-08 |
| 9690042 | Optical input/output device, optical electronic system including the same, and method of manufacturing the same | Hyundai Park, In Gyoo Kim, Sang Hoon Kim, Ki Seok Jang, Sang Gi Kim +7 more | 2017-06-27 |
| 9618776 | Electro-absorption optical modulation device and method of fabricating the same | In Gyoo Kim, Sang Hoon Kim | 2017-04-11 |
| 9507087 | Wavelength combiner unit and arrayed waveguide grating having the same | Jaegyu PARK, Myungjoon KWACK, Jiho JOO | 2016-11-29 |
| 9459409 | Optical coupling device | Myungjoon KWACK, Jaegyu PARK, Ki Seok Jang, Jiho JOO | 2016-10-04 |
| 9360621 | Flat-top mode generating device and arrayed waveguide grating having the same | Jaegyu PARK, Myungjoon KWACK, Jiho JOO | 2016-06-07 |
| 9316792 | Optical coupler and optical device including the same | Hyundai Park, Taeyong Kim, Jiho JOO, Jaegyu PARK | 2016-04-19 |
| 9231372 | Semiconductor laser and method of fabricating the same | In Gyoo Kim, Sang Hoon Kim, Jaegyu PARK, Ki Seok Jang | 2016-01-05 |
| 9171996 | Low-voltage high-gain high-speed germanium photo detector and method of fabricating the same | Sang Hoon Kim, Ki Seok Jang, In Gyoo Kim, Jin Hyuk OH, Sun-Ae Kim | 2015-10-27 |
| 9164238 | Optical coupler having self-focusing region and arryed-waveguide grating structure including the same | Jaegyu PARK, Hyundai Park, Jiho JOO, Myung joon Kwack | 2015-10-20 |
| 9118160 | VCSEL and manufacturing method of the same | Hyundai Park | 2015-08-25 |
| 9063302 | Optical connector and optical device having the same | Do-Won Kim | 2015-06-23 |
| 9031365 | Optical device module and optical communication network system using the same | Sahnggi Park, Sang Gi Kim, Seong Wook Yoo | 2015-05-12 |
| 9025920 | Optical coupling devices and silicon photonics chips having the same | Do-Won Kim | 2015-05-05 |
| 8948224 | Semiconductor laser device and method of fabricating the same | In Gyoo Kim, Sang Hoon Kim, Jiho JOO, Ki Seok Jang | 2015-02-03 |
| 8936951 | Method of manufacturing semiconductor lasers | In Gyoo Kim, Sang Hoon Kim, Ki Seok Jang, Jiho JOO | 2015-01-20 |