Issued Patents All Time
Showing 1–25 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12333076 | Virtual tactile stimulation device and method for matching nerve stimulation pattern and virtual space object having impedance | Sung Q Lee, You Sung Kang | 2025-06-17 |
| 12201026 | Low frequency vibrating actuator device and low frequency vibrating actuator apparatus including the same | Jong Tae LIM, Seung Youl Kang, Bock Soon NA, Chan Woo Park, WOOSEUP YOUM +1 more | 2025-01-14 |
| 12036175 | Vibratory stimulation device and vibratory stimulation system including the same | Jong Tae LIM, Seung Youl Kang, Bock Soon NA, Chan Woo Park, Seongdeok Ahn +2 more | 2024-07-16 |
| 11621389 | Low frequency vibrating actuator device | Seongdeok Ahn, Jong Tae LIM, Chan Woo Park, Ji-Young OH | 2023-04-04 |
| 11618058 | Vibration actuator device | Hye Jin Kim, Seongwoo Cho | 2023-04-04 |
| 11006520 | Stretchable electronics and method for fabricating the same | Seongdeok Ahn, Seung Youl Kang, Seong Hyun Kim, Hye Jin Kim, Jeong Ik Lee +4 more | 2021-05-11 |
| 10165349 | Audio output device and electronic device connected therewith | Byung-Lyul Park | 2018-12-25 |
| 9788150 | Method for managing disaster and electronic device thereof | — | 2017-10-10 |
| 9613508 | Security monitoring apparatus and method using correlation coefficient variation pattern of sound field spectrum | Sung Q Lee | 2017-04-04 |
| 9594163 | Security and surveillance system and method | Sung Q Lee | 2017-03-14 |
| 9240113 | Low-power security and intrusion monitoring system and method based on variation detection of sound transfer characteristic | Sung Q Lee | 2016-01-19 |
| 9219971 | Method of manufacturing a piezoelectric speaker | Hye Jin Kim, Sung Q Lee, Hong Yeol Lee, Jong Dae Kim, Kun Mo Koo | 2015-12-22 |
| 9197976 | Security system based on sound field variation pattern analysis and the method | Sung Q Lee | 2015-11-24 |
| 9103908 | Security monitoring system using beamforming acoustic imaging and method using the same | Sung Q Lee, Woo Seok Yang, Jongdae Kim, Semyung Wang, Daesung Kim +1 more | 2015-08-11 |
| 9030916 | Method and system for monitoring fire based on detection of sound field variation | Sung Q Lee | 2015-05-12 |
| 8797407 | Security system and method using measurement of acoustic field variation | Sung Q Lee, Hye Jin Kim, Hong Yeol Lee, Jong Dae Kim | 2014-08-05 |
| 8715514 | Micro-electromechanical systems (MEMS) microphone and method of manufacturing the same | Jae Woo Lee, Jong Dae Kim | 2014-05-06 |
| 8712079 | Piezoelectric speaker and method of manufacturing the same | Hye Jin Kim, Sung Q Lee, Min Cheol Shin, Jong Dae Kim | 2014-04-29 |
| 8605920 | Condenser microphone having flexure hinge diaphragm and method of manufacturing the same | Hye Jin Kim, Sung Q Lee, Jong Dae Kim | 2013-12-10 |
| 8471439 | Active piezoelectric energy harvester with embedded variable capacitance layer and method of manufacturing the same | Seung Eon Moon, Sung Q Lee, Sang Kyun Lee, Yil Suk Yang, Jong Dae Kim | 2013-06-25 |
| 8422702 | Condenser microphone having flexure hinge diaphragm and method of manufacturing the same | Hye Jin Kim, Sung Q Lee, Jong Dae Kim | 2013-04-16 |
| 8335329 | Piezoelectric speaker and method of manufacturing the same | Hye Jin Kim, Sung Q Lee, Hong Yeol Lee, Jong Dae Kim, Kun Mo Koo | 2012-12-18 |
| 8330334 | Apparatus employing piezoelectric energy harvester capable of generating voltage to drive power conditioning circuit and method of manufacturing the same | Sang Kyun Lee, Seung Eon Moon, Yil Suk Yang, Jong Dae Kim | 2012-12-11 |
| 8295500 | Method and apparatus for controlling directional sound sources based on listening area | Min Cheol Shin, Sung Q Lee, Hye Jin Kim, Jong Dae Kim, Se-Myung Wang +1 more | 2012-10-23 |
| 8175300 | Micro-electromechanical systems (MEMS) microphone and method of manufacturing the same | Jae Woo Lee, Jong Dae Kim | 2012-05-08 |