Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12365315 | Two-stage brushless car wash system | William Yoon S Chu, Hyuntae Kim, Heon Sagong, Hyeonseop Shim | 2025-07-22 |
| 12208776 | Brushless car wash system including a telescoping unit for washing top and rear surfaces of vehicles | William Yoon S Chu, Hyuntae Kim, Heon Sagong, Hyeonseop Shim | 2025-01-28 |
| 11639157 | Brushless car wash system including a telescoping unit for washing top and rear surfaces of vehicles | William Yoon S Chu, Hyuntae Kim, Heon Sagong, Hyeonseop Shim | 2023-05-02 |
| 11590939 | Brushless car wash system including a traveling module for washing side surfaces of vehicles | William Yoon S Chu, Hyuntae Kim, Heon Sagong, Hyeonseop Shim | 2023-02-28 |