Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11018475 | High-output power quarter-wavelength shifted distributed feedback laser diode | O-Kyun Kwon, Miran PARK, Tae-Soo Kim, Shinmo An, Won Seok Han | 2021-05-25 |
| 10985530 | Tunable semiconductor laser and operation method thereof | O-Kyun Kwon, Miran PARK, Tae-Soo Kim, Shinmo An, Won Seok Han | 2021-04-20 |
| 10291327 | Optical signal generating apparatus and operating method thereof | O-Kyun Kwon, Miran PARK, Shinmo An, Won Seok Han | 2019-05-14 |
| 9410851 | Beating signal monitoring module, terahertz wave generation device and optical signal monitoring device including the beating signal monitoring module | Sang-Pil Han, Kyung Hyun Park, Han-Cheol Ryu, Hyunsung Ko, Jeong Woo Park | 2016-08-09 |
| 9228826 | Apparatus and method for contactless thickness measurement | Han-Cheol Ryu, Sang-Pil Han, Kyung Hyun Park, Hyunsung Ko, Jeong Woo Park | 2016-01-05 |
| 9130082 | Apparatus for generating/detecting terahertz wave using graphene and manufacturing method of the same | Kyung Hyun Park, Sang-Pil Han, Jeong Woo Park, Han-Cheol Ryu, Kiwon MOON +1 more | 2015-09-08 |
| 9035251 | Terahertz wave generating module and terahertz wave detecting device including the same | Sang-Pil Han, Kyung Hyun Park, Han-Cheol Ryu, Jeong Woo Park, Hyunsung Ko +1 more | 2015-05-19 |
| 8853633 | THz-wave generation /detection modules and devices including the same | Sang-Pil Han, Kyung Hyun Park, Hyunsung Ko, Chul-Wook Lee, Dong Hun Lee +1 more | 2014-10-07 |
| 8774243 | Dual mode semiconductor laser and terahertz wave apparatus using the same | Kyung Hyun Park, Young Ahn Leem, Chul-Wook Lee, Sang-Pil Han, Dong Hun Lee +1 more | 2014-07-08 |
| 8772725 | Photo detector and optical device | Jeong Woo Park, Kyung Hyun Park, Han-Cheol Ryu, Dong Hun Lee, Sang-Pil Han +1 more | 2014-07-08 |
| 8610094 | Terahertz wave generator and method of generating terahertz wave | Kyung Hyun Park, Sang-Pil Han, Hyunsung Ko, Jeong Woo Park, Han-Cheol Ryu | 2013-12-17 |
| 8599893 | Terahertz wave generator | Kyung Hyun Park, Young Ahn Leem, Hyunsung Ko, Sang-Pil Han, Chul-Wook Lee +1 more | 2013-12-03 |
| 8213478 | Laser device | Kyung Hyun Park, Young Ahn Leem, Sang-Pil Han, Chul-Wook Lee, Jaeheon Shin +2 more | 2012-07-03 |
| 8149890 | Multiple distributed feedback laser devices | Kyung Hyun Park, Young Ahn Leem, Sang-Pil Han, Hyunsung Ko, Chul-Wook Lee +4 more | 2012-04-03 |
| 8039802 | Apparatus for generating/detecting THz wave and method of manufacturing the same | Jaeheon Shin, Kyung Hyun Park, Sang-Pil Han, Chul-Wook Lee, Eundeok Sim +1 more | 2011-10-18 |
| 7864824 | Multiple distributed feedback laser devices | Kyung Hyun Park, Jaeheon Shin, Chul-Wook Lee, Eundeok Sim, Sang-Pil Han +1 more | 2011-01-04 |