Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12377374 | Water purifier | Kyujun KIM, Manuk PARK, Chanjung PARK, Hee Joo KANG, Da-Woon Jung +1 more | 2025-08-05 |
| 11243266 | Transformer hydrogen gas monitoring system, device, and method | Seok-Kon Kim, Jeong-Yeol Han, You-Jin Lee, Tea-Kyun Kim, Yong Ho An +3 more | 2022-02-08 |
| 11035963 | Method for detecting radionuclide, process for detecting radionuclide using the same, and radiation detector for the same | Myung Kook Moon, Joo-Hyun Lee, Ki Seo Lim, Byoungil Jeon, Jong Yul Kim | 2021-06-15 |
| 10379935 | Agent system for intelligent system management by digital substation and operation method therefor | Byung Tae Jang, Yong Ho An, Jeong-Yeol Han, You-Jin Lee, Jong-Kee Choi +1 more | 2019-08-13 |
| 10325062 | Method and device for generating engineering topology of digital substation | Byung Tae Jang, Yong Ho An, Jong-Kee Choi, Jeong-Yeol Han, You-Jin Lee +2 more | 2019-06-18 |
| 10169528 | Method and device for generating engineering topology of digital substation | Byung Tae Jang, Yong Ho An, Jong-Kee Choi, Jeong-Yeol Han, You-Jin Lee +2 more | 2019-01-01 |
| 10041991 | Board inspection apparatus system and board inspection method | Seung-Jun Lee, Moon-Young Jeon | 2018-08-07 |
| 9910164 | Symmetrical-type mono-sensor three-dimensional radiation detection and visualization system and method thereof | Soon Yong Park, Young Gwan Hwang, Jong Yeol Kim, Hyun Kyu JUNG | 2018-03-06 |
| 9461871 | Client suitability test apparatus and method for a substation automating system | Byung Tae Jang | 2016-10-04 |
| 8670522 | Stereo X-ray inspection apparatus and method for forming three-dimensional image through volume reconstruction of image acquired from the same | Yong Chil Seo, Seung Chan Oh, Seung Wook Lee, Young Gwan Hwang, Myung Kook Moon +1 more | 2014-03-11 |
| 7500283 | Vacuum cleaner provided with a cover locking/releasing structure and a cover hinge-coupling structure | Jae-Duck Lee | 2009-03-10 |
| 7398578 | Cyclone dust collecting device for use in a vacuum cleaner | — | 2008-07-15 |
| 6779229 | Versatile vacuum cleaner | Jae-Duck Lee, Min-Ho Park, Im Suk Choi | 2004-08-24 |
| 6070289 | Low noise vacuum cleaner | Jae-Duk Lee | 2000-06-06 |
| 5991969 | Noise absorbing device for vacuum cleaner | — | 1999-11-30 |
| 5971497 | Vacuum cleaner having an apparatus for fixing wheels | — | 1999-10-26 |
| 5970575 | Dust-collecting unit for a combination-type vacuum cleaner | — | 1999-10-26 |
| 5842254 | Dual mode vacuum cleaner | — | 1998-12-01 |
| 5836047 | Vacuum cleaner for both upright and canister modes | Jin Bang Lee, Byung-Cheol Choi, Seon Kyu Kim, Yeong-je Jeon, Seon Young Hong | 1998-11-17 |
| 5768745 | Suction tube mounted with an auxiliary brush of a vacuum cleaner | — | 1998-06-23 |
| 5621946 | Suction tube mounted with an auxiliary brush of a vacuum cleaner | — | 1997-04-22 |
| 5596236 | Motor capable of using high or low voltage | Jin Bang Lee, Byung-Cheol Choi, Seon Kyu Kim | 1997-01-21 |
| 5389627 | Cephem compounds | Choong S. Kim, Yang Soo Ahn, Kang-Yun Jung, Rok L. Yun, Seong-Yong Park +4 more | 1995-02-14 |