Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10401505 | Ocular dosimeter and manufacturing method therefor | Jung-In Kim, Jong Min Park, Hong Gyun Wu | 2019-09-03 |
| 10049799 | Magnetic sheet, method for manufacturing magnetic sheet and antenna comprising the magnetic sheet | Byung Hoon Ryu, Won Ki Ahn, Kwang Muk Cho | 2018-08-14 |
| 9837720 | Metamaterial antenna | Byung Hoon Ryu, Jeong Pyo Kim | 2017-12-05 |
| 9660343 | Antenna and communication device comprising same | Byung Hoon Ryu, Ui Sheon Kim, Yeon Sik Yu | 2017-05-23 |
| 9203370 | Broadband circuit and communication apparatus including same | Byung Hoon Ryu, Yeon Sik Yu, Ui Sheon Kim | 2015-12-01 |
| 8902118 | CRLH-TL meta material antenna | Byung Hoon Ryou, Jeong Keun Jl | 2014-12-02 |
| 8798970 | Method for oil prediction in fractured reservoirs and recorded medium therefor | — | 2014-08-05 |
| 8717125 | Transmission line with left-hand characteristics including an interdigital capacitor with partially overlapping fingers | Byung Hoon Ryou, Gi Ho Kim | 2014-05-06 |
| 8659501 | Meta material antenna using coupling in helical structure | Byung Hoon Ryou, Gi Ho Kim, Jeong Keun Ji | 2014-02-25 |
| 8608975 | Ferrite for high-frequency applications and manufacturing method thereof | Byung Hoon Ryou, Sang-Hoon Park | 2013-12-17 |
| 8581796 | Antenna using complex structure having periodic, vertical spacing between dielectric and magnetic substances | Byung Hoon Ryou, Jeong Keun Ji | 2013-11-12 |
| 8547281 | Metamaterial antenna using a magneto-dielectric material | Byung Hoon Ryou, Kyung-Duk Jang, Wee-sang Park | 2013-10-01 |
| 8350676 | System and method for allowing multiple RFID reader devices to read RFID tags without collision | Byung Hoon Ryou, You-Ho Kim, Seung Up Seo, Young Soo Jang, Ha Sun Na +1 more | 2013-01-08 |
| 8232853 | Transmission line with left-hand characteristics including a spiral inductive element | Byung Hoon Ryou, Myo Guen Yang, Jeong Pyo Kim | 2012-07-31 |
| 8194906 | Antenna and speaker assembly and wireless communication device | Byung Hoon Ryou, Dong Suk LEE | 2012-06-05 |
| 8149071 | Radio frequency switch and apparatus containing the radio frequency switch | Byung Hoon Ryou, Dong Ryul Shin, Chang Hyun Park, Bong-Suk Choi | 2012-04-03 |
| 8149175 | Multiple band antenna | Byung Hoon Ryou, Gi Ho Kim | 2012-04-03 |
| 8115681 | Ultra-wideband antenna having a band notch characteristic | Byung Hoon Ryou, Jae Hoon Choi, Woo Young Choi, Yang-Woon Roh | 2012-02-14 |
| 8106830 | Antenna using electrically conductive ink and production method thereof | Byung Hoon Ryou, Sang-Hoon Park | 2012-01-31 |
| 8102221 | RF switch | Byung Hoon Ryou, Dong Ryul Shin, Jeong Pyo Kim, Chang Hyun Park | 2012-01-24 |
| 8059061 | Subminiature internal antenna | Byung Hoon Ryou, Jee-Hun Seo | 2011-11-15 |
| 7579992 | Multi-band built-in antenna for independently adjusting resonant frequencies and method for adjusting resonant frequencies | Byung Hoon Ryou, Jeong Pyo Kim | 2009-08-25 |