Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11873923 | Pipe fitting having anti-loosening structure | Hye-Jung Lee, Ki-Woong HWANG | 2024-01-16 |
| 11002389 | One-touch pipe connection device | Ki-Woong HWANG | 2021-05-11 |
| D861836 | Pipe connecting tube | Kiwoong Hwang | 2019-10-01 |
| D858720 | Pipe connecting tube | Kiwoong Hwang | 2019-09-03 |
| D857856 | Pipe connecting tube | Kiwoong Hwang | 2019-08-27 |
| D857857 | Pipe connecting tube | Kiwoong Hwang | 2019-08-27 |
| D849892 | Pipe connecting tube | Kiwoong Hwang | 2019-05-28 |
| 10240696 | Pipe having resistance to both fire and cold | — | 2019-03-26 |
| D832985 | Connecting device for pipe | Jong Ho Lee, Hye-Jung Lee, Il-Haeng Lee | 2018-11-06 |
| D831797 | Connecting device for pipe | Jong Ho Lee, Hye-Jung Lee, Il-Haeng Lee | 2018-10-23 |
| D831173 | Connecting device for pipe | Jong Ho Lee, Hye-Jung Lee, Il-Haeng Lee | 2018-10-16 |
| D831174 | Connecting device for pipe | Jong Ho Lee, Hye-Jung Lee, Il-Haeng Lee | 2018-10-16 |
| 10023732 | Rigid IPVC pipe resin composition exhibiting excellent strength and hydrostatic pressure resistance and rigid IPVC pipe | — | 2018-07-17 |
| 9247121 | Image sensor, electric device using the same and focusing method of the electric device | — | 2016-01-26 |
| 8170411 | System and method for inputting position information in captured image | Jae Ho Han | 2012-05-01 |
| 7975075 | Data communication system and method | Jae Ho Han | 2011-07-05 |
| 7081318 | Battery container | Min-Soo Oh | 2006-07-25 |
| 5843410 | Polymeric ultraviolet screening agent and process for the preparation thereof | Hyo Joong Kim, Se-Hoon Kang | 1998-12-01 |
| 5528334 | System and method for recording successive images of the same object at varying depths of field | — | 1996-06-18 |