Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12233830 | Brake caliper diagnostic device for railway vehicles | Yeon-Su Kim | 2025-02-25 |
| 11945477 | Electric dual-mode wiper system for railway vehicles | Yeon-Su Kim | 2024-04-02 |
| 11692247 | Wrought magnesium alloy having improved properties, method of manufacturing same, and high-speed extrusion method using same | Jong Bin Go, Sang Cheol Jin | 2023-07-04 |
| 10651696 | Motor rotor | Won Ho Kim, Seong-taek Lim, Woong Hwang | 2020-05-12 |
| D878461 | Book stand | Young Soo Jung | 2020-03-17 |
| 10266916 | Crystal grain refiner for magnesium alloy, containing aluminum, a method for preparing magnesium alloy, and magnesium alloy manufactured by same method | Jun Ho Bae, Bong Sun You, Young Min Kim, Ha-Sik Kim, Chang-dong Lim +1 more | 2019-04-23 |
| 10047426 | Wrought magnesium alloy capable of being heat treated at high temperature | Young Min Kim, Ha-Sik Kim, Bong Sun You, Chang Dong Yim | 2018-08-14 |
| 9831729 | Electric motor's sectional rotor with asymmetric poles having permanent magnets | Sung-Il Kim | 2017-11-28 |
| 9306430 | In-wheel actuator and in-wheel assembly comprising the same | Jin-woo Cho, Seong-taek Lim | 2016-04-05 |
| 9254741 | In-wheel actuator and in-wheel assembly comprising the same | Seong-taek Lim, Jin-woo Cho | 2016-02-09 |
| 9039849 | Preparation method of nanocrystalline titanium alloy at low strain | Chan Hee Park, Chong Soo Lee, Young-Soo Chun | 2015-05-26 |
| 8847895 | Touch panel and electronic device including the same | Seong-taek Lim, Sung-hee Lee | 2014-09-30 |
| 8766508 | Rotor for a motor and connecting pin for the rotor | — | 2014-07-01 |
| 8581866 | User input device and electronic apparatus including the same | Seong-taek Lim, Gi-Tae Mun | 2013-11-12 |
| 8505353 | Method of manufacturing magnesium alloy processing materials with low cycle fatigue life improved by pre-straining | Chong Soo Lee, Seong Gu Hong, Byoung-Ho Lee | 2013-08-13 |
| 8237330 | Vibrating element, fabrication method thereof, and ultrasonic motor having the same | Jin-woo Cho, Ji-hyuk Lim | 2012-08-07 |
| 8049396 | Piezoelectric ultrasonic motor and method of manufacturing the same | Jin-woo Cho, Ji-hyuk Lim | 2011-11-01 |
| 7953975 | Method of generating anti-collusion fingerprint codes using (na,n2a−2,na−1,n,0,1) GD-PBIBD | Heung-Kyu Lee, In Koo Kang, Eun Mee Lee | 2011-05-31 |
| 7732981 | Ultrasonic motor having lightweight vibrating element | Ji-hyuk Lim, Jin-woo Cho | 2010-06-08 |
| 6137767 | Optical disk memory content display apparatus, system and display control method | Se Yong Ro | 2000-10-24 |
| 5940363 | Optical disk with a memory chip mounted thereon | Se Yong Ro | 1999-08-17 |