Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12132105 | Semiconductor device and method for fabricating the same | Hojun Choi, Ji Seong Kim, Ki Il Kim | 2024-10-29 |
| 11552182 | Integrated circuit devices including a vertical field-effect transistor (VFET) and methods of forming the same | Chang Woo Sohn, Seung Hyun Song, Seon-Bae Kim, Young Chai Jung | 2023-01-10 |
| 11107906 | Integrated circuit devices including a vertical field-effect transistor (VFET) and methods of forming the same | Chang Woo Sohn, Seung Hyun Song, Seon-Bae Kim, Young Chai Jung | 2021-08-31 |
| 8753494 | Gas sensor and preparing method of the same | Youngmi Lee, Myung-Hwa Kim, Hyunkyung Do, Kyung Jang, Ji-Hyang Jang | 2014-06-17 |
| 8655115 | Integrated polymer optical waveguide current sensor | — | 2014-02-18 |
| 7366363 | Low-voltage flexible optic polymer modulators | William Steier, Hyun-Chae Song, Seh-Won Ahn | 2008-04-29 |
| 6813417 | Tapered waveguide interconnection structure and method of fabricating the same | Harold R. Fetterman, William Steier, Joseph Darryl Michael | 2004-11-02 |
| 6741762 | Back biased electro-optical modulator | Jan Grinberg, Harold R. Fetterman, Joseph Darryl Michael | 2004-05-25 |
| 6558585 | Techniques for electrode poling of electro-optic polymers to eliminate poling induced optical loss and poling induced damage to electro-optic chromophores | Hua Zhang, William Steier, Harold R. Fetterman, Joseph Darryl Michael | 2003-05-06 |
| 6303040 | Method of fabricating thermooptic tunable wavelength filter | Myung Hyun Lee, Hyung Jong Lee, Joo Heon Ahn, Seon Gyu Han, Hae Geun Kim | 2001-10-16 |
| 6067387 | Electro-optic polymer waveguide device for decreasing a driving voltage and an optical loss and method of making the same | Wol-Yon Hwang, Seon Gyu Han | 2000-05-23 |
| 6011641 | Wavelength insensitive passive polarization converter employing electro-optic polymer waveguides | Sang Yung Shin | 2000-01-04 |
| 5966476 | Spatial switch using an optical beam steering device | Wol-Yon Hwang, Jang-Joo Kim | 1999-10-12 |
| 5835644 | TE-pass optical waveguide polarizer using elecro-optic polymers | Wol-Yon Hwang, Jang-Joo Kim | 1998-11-10 |