Issued Patents All Time
Showing 25 most recent of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12194911 | Vehicle lamp | Jin Young Jung, Chang Deok Seo | 2025-01-14 |
| 12103114 | Lead-free solder alloy composition suitable for use in high-temperature and vibration environments and preparation method thereof | Heung Rak Sohn, Bum Gyu Baek, Song Hee Yim | 2024-10-01 |
| 12025286 | Lamp for vehicle | Ki Beom Park, Seong Won Choi, Yong-Suk Park, Seok Hyun LEE | 2024-07-02 |
| 11625385 | Method and apparatus for managing data based on blockchain | Young Yoo Heo, Kwang Cheol Lee, Sang Ji BAE, Jung Eun Lee, Kyu Sang Lee | 2023-04-11 |
| 11569990 | Distributed data management method based on a blockchain network and apparatus therefor | Jung Eun Lee, Ji Won Kim, Sang Won Lee, Kyu Sang Lee | 2023-01-31 |
| 11544255 | Blockchain data recording method and apparatus thereof | Kyu Sang Lee, Young Yoo Heo, Kwang Cheol Lee, Sang Ji BAE, Jung Eun Lee +1 more | 2023-01-03 |
| 11526494 | Blockchain-based computing system and method for managing transaction thereof | Han Saem SEO, Chang Suk Yoon, Kyu Sang Lee, Sang Jun Kang, Young Woon Kwon | 2022-12-13 |
| 11411226 | Electrode for fuel cells, membrane electrode assembly for fuel cells including the same, and method for manufacturing the same | Hee Jin Woo, Jun Woo Kim, Ji Seok Hwang | 2022-08-09 |
| 11314813 | Apparatus for guaranteeing integrity of state database in blockchain-based environment and method thereof | Young Woon Kwon, Sang Jun Kang, Young Yoo Heo | 2022-04-26 |
| 11141699 | Integral type immersed hollow fiber membrane module equipment for air scouring | Tea Hyoung Lim, Seung Kyun Park, Sung Hyo An, Hyun Hoon JUNG, Jae-Young Lee +1 more | 2021-10-12 |
| 11065605 | Method of preparing a multi-component alloy catalyst | Ju Ahn Park | 2021-07-20 |
| 11005932 | Method for associating data between a plurality of blockchain networks and apparatus thereof | Young Wn Kwun, Jung-Woo Cho, Kwang Cheol Lee, Hwa Yong OH, Chang Suk Yoon | 2021-05-11 |
| 10656578 | Fixing device and image forming device having same | Ji Su Park, Soo Hwan Bae, Dong Woo Lee, Dong-jin Seol | 2020-05-19 |
| 10490828 | Carbon-platinum core-shell type catalysts for fuel cells and method for preparing the same | — | 2019-11-26 |
| 10317826 | Fixing device and image forming device having same | Ji Su Park, Soo Hwan Bae, Dong Woo Lee, Dong-jin Seol | 2019-06-11 |
| 10244119 | Driver's communication assistance infra system and method for abiding by driver's mobile phone regulations using the same | Sung Ho Kim | 2019-03-26 |
| 10038200 | Method of producing Pt alloy catalyst using protective coating of carbon layer and ozone | Won Jung Kim, Ju Hee Lee, You Jung Song, Ju Ahn Park, Han-sung Kim +1 more | 2018-07-31 |
| 9952540 | Fixing device and image forming device having same | Ji Su Park, Soo Hwan Bae, Dong Woo Lee, Dong-jin Seol | 2018-04-24 |
| 9772590 | Belt type fixing apparatus and image forming apparatus comprising same | Seung-Jun Lee, Dong Woo Lee, Dong-jin Seol, Soo Hwan Bae, Bong-hee Lee | 2017-09-26 |
| 9389059 | Apparatus and method for measuring length of pipe | Chi-Sun Ahn, Seung Hwan Jung, Sang-Chul Youn, Duck Gu Jeon | 2016-07-12 |
| 8730655 | Side key connection device of mobile terminal | Min-Chul Lee, Hee Kyoung Park | 2014-05-20 |
| 8342520 | Medium registration apparatus and image forming apparatus including the same | — | 2013-01-01 |
| 8326572 | Apparatus and method for measuring length of pipe | Chi-Sun Ahn, Seung Hwan Jung, Sang-Chul Youn, Duck Gu Jeon | 2012-12-04 |
| 8087257 | Air conditioner integrated management system and control method of the same | Sang-Chul Youn, Duck Gu Jeon | 2012-01-03 |
| 7974740 | Integrated management system and method using setting information back-up for controlling multi-type air conditioners | Sang-Chul Youn, Duck Gu Jeon | 2011-07-05 |