Issued Patents All Time
Showing 51–75 of 122 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10254080 | Trajectory correcting device and sight device having the same | Bo Sun Jeung, Dong Hee Lee | 2019-04-09 |
| RE47336 | Device for multi-correcting the trajectory | Dong Hee Lee, Bo Sun Jeung | 2019-04-02 |
| 10228217 | Dot sighting device | Bo Sun Jeung, Dong Hee Lee | 2019-03-12 |
| 10223842 | System for controlling remotely connected vehicle | Dongchul Lee | 2019-03-05 |
| RE47256 | Dot sighting device with large caliber | Dong Hee Lee | 2019-02-26 |
| 10195902 | Real-time engine sound reproduction method and vehicle using the real-time engine sound reproduction method | Dong-Chul Lee | 2019-02-05 |
| 10167801 | NVH management system based on floor vibration for vehicle and control method thereof | — | 2019-01-01 |
| RE47133 | Dot sighting device with large caliber | Dong Hee Lee | 2018-11-20 |
| 10092068 | Length adjustment device | Myeong A Lee | 2018-10-09 |
| 10060706 | Trajectory correcting device and sight device having the same | Bo Sun Jeung, Dong Hee Lee | 2018-08-28 |
| 10006741 | Dot sight device | Bo Sun Jeung, Dong Hee Lee | 2018-06-26 |
| RE46764 | Dot sighting device with large caliber | Dong Hee Lee | 2018-03-27 |
| 9911405 | Apparatus for controlling engine noise reflecting engine vibration and driving conditions | Dong-Chul Lee | 2018-03-06 |
| RE46734 | Device for multi-correcting the trajectory | Dong Hee Lee, Bo Sun Jeung | 2018-02-27 |
| 9903286 | Apparatus for controlling engine and method for controlling engine | — | 2018-02-27 |
| 9835062 | Vehicle combustion noise-masking control apparatus and method using the same | — | 2017-12-05 |
| 9794709 | System for masking vehicle noise and method for the same | — | 2017-10-17 |
| 9732697 | Method for controlling engine combustion noise feedback | — | 2017-08-15 |
| RE46487 | Dot sighting device with large caliber | Dong Hee Lee | 2017-07-25 |
| 9704469 | Combustion noise-masking control apparatus and method | — | 2017-07-11 |
| 9670850 | Combustion-noise controlling method for diesel engine | — | 2017-06-06 |
| 9506419 | Controlling combustion noise of diesel fuel | — | 2016-11-29 |
| RE46200 | Device for multi-correcting the trajectory | Dong Hee Lee, Bo Sun Jeung | 2016-11-08 |
| 9470478 | Dot-sighting device | Bo Sun Jeung, Dong Hee Lee | 2016-10-18 |
| 9441914 | Automatic correction apparatus for trajectory of a projectile and correction method using the same | Dong Hee Lee, Gyu Jung Choi | 2016-09-13 |