Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11404868 | Over-voltage prevention apparatus and method of distribution line connected with distributed generator | Won Wook Jung, Koong Won Nam, Jong Nam Weon, Seong Soo CHO | 2022-08-02 |
| 11193873 | Method for calculating tortuous hydraulic diameter of porous medium and method for analyzing flow in porous medium using same | — | 2021-12-07 |
| 10921232 | Method for calculating permeability of porous medium by using analysis of friction flow characteristic variable in porous medium | — | 2021-02-16 |
| D902004 | Digital door lock | — | 2020-11-17 |
| 10692495 | Method of receiving commands for activating voice-recognition service and electronic device for implementing same | Kwang Taek Woo, Kwan-Shik Park, Ki Seok Kim, Jin-Wan An | 2020-06-23 |
| 9928675 | Digital doorlock system | Sung Hyuk Kang | 2018-03-27 |
| 9687545 | Nonspecific immunostimulator composition, method of preparation the same, and its use | Soo Il Choi, Hyun-Suk Choi, Yun Jeong CHOI, Kyung Ae Hong, Byung-Woo Yoo +3 more | 2017-06-27 |
| 9089817 | System for denitrifying exhaust gas capable of preventing blockages in a urea water inflow path and an injection nozzle, and device for supplying urea water capable of preventing the coagulation of urea water | Soo-Tae Lee, Won Suk Choi, Sung Ho Hong, Gyeong Woo Kang | 2015-07-28 |
| 8271148 | Distribution automation system for reactive power compensation and its voltage control method | Sung Woo Lee, Bok-Nam Ha, Min-Ho Park, So Young PARK | 2012-09-18 |
| 8088709 | Preparation method of vanadium/titania-based catalyst showing excellent nitrogen oxide-removal performance at wide temperature window through introduction of ball milling, and use thereof | Sung Ho Hong, Jun Yub Lee, Seok Joo Hong, Sung Pill Cho, Sung Chang Hong +3 more | 2012-01-03 |
| 7599137 | Optical pick-up actuator | Chang Yeol Song | 2009-10-06 |
| 7133488 | Neutron flux mapping system for nuclear reactor | Seong-Il Song, Byung-Hak Cho, Seung-Hyun Byun | 2006-11-07 |