Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12289036 | Portable power storage device with a self-generation and nano-capacitor storage structure | — | 2025-04-29 |
| 11999335 | Disc brake apparatus using generator-combined motor means | — | 2024-06-04 |
| D885976 | Drone | — | 2020-06-02 |
| D846471 | Bicycle wheel | — | 2019-04-23 |
| 10263492 | Wheel having electricity generation-combined electromechanical means having plurality of auxiliary power structures | — | 2019-04-16 |
| 10107294 | Coreless donut-type motor fan for ventilation and cooling | — | 2018-10-23 |
| 9728996 | High efficiency charging apparatus using switching arrangement and charging/discharging | — | 2017-08-08 |
| 8979224 | Refrigerator | Jae Hoon Lim, Se Hyeon Baek, Hong Joo Moon | 2015-03-17 |
| 8648512 | Generator with improved generation efficiency and rotational force | — | 2014-02-11 |
| 8448736 | Bicycle deriving driving force by motor-generator | — | 2013-05-28 |
| 6266970 | Vertical partition cover assembly of side-by-side type refrigerator | Jeong Man Nam, Jae Sek Oh | 2001-07-31 |