Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11619270 | Lock-up device for torque converter | Juseok Kang, Sangmin Yang, Eu Sub Kwon | 2023-04-04 |
| 11549567 | Lock-up device for torque converter | Juseok Kang, Sangmin Yang, Eu Sub Kwon | 2023-01-10 |
| 10808820 | Torque converter for vehicle | Sanghyun SUNG, Wan Hae CHOI | 2020-10-20 |
| 10767723 | Torque converter for vehicle | Jun Yong Song, Soon-Seok Hong | 2020-09-08 |
| 8940450 | Membrane electrode assembly for fuel cell and fuel cell stack | Hee-Tak Kim, Sung-Yong Cho, Tae Yoon Kim, Kah-Young Song, Sang-Il Han +2 more | 2015-01-27 |
| 7629732 | Cathode ray tube having a scatter-proof band | Sang-Shin Choi, Chang-Ryon Byon, Joon-Soo Bae, Hyung-Seok Oh, Seok-Nam Lee +3 more | 2009-12-08 |
| 7459840 | Shadow mask for cathode ray tube (CRT) | Do-Hun Pyun, Soon-Dong Jeong, Hoo-Deuk Kim, Mun-Seong Kim | 2008-12-02 |
| 6825600 | Color selection apparatus for cathode ray tube having real and dummy bridges | Jong-Han Rhee, Sang-Ho Jeon, Jun-Jong Lee, Hyang-Jin Koh | 2004-11-30 |
| 6809466 | Cathode ray tube with structure for preventing electron beam mis-landing caused by geomagnetism | Chan-Yong Kim, Eung-Suk Lee, Si-Taeg Sung, Il-Hwan Jang, Won Ho Kim +1 more | 2004-10-26 |
| 6724137 | Tension mask frame assembly for color cathode ray tube | Chan-Yong Kim, Sang-Shin Choi, Sang-Ho Jeon | 2004-04-20 |
| 6657371 | Color selection apparatus for cathode ray tube | Kuen-Dong Ha, Sang-Shin Choi | 2003-12-02 |
| 6634612 | Tension mask frame assembly of flat cathode ray tube | Sang-Shin Choi | 2003-10-21 |
| 6630775 | Tension mask frame assembly for color cathode ray tube | Chan-Yong Kim, Sang-Shin Choi | 2003-10-07 |
| 6628059 | Color selection apparatus for cathode ray tube | Jong-Han Rhee, Hyang-Jin Koh, Sang-Ho Jeon, Jun-Jong Lee | 2003-09-30 |
| 6614154 | Tension mask frame assembly having a variable area for dummy bridges | Sung-oh Rho, Chan-Yong Kim, Jong-Han Rhee | 2003-09-02 |
| 6611088 | Tension mask frame assembly for color CRT | Gi-Young Song, Il-Hwan Jang | 2003-08-26 |
| 6590328 | Tension mask frame assembly for color cathode ray tube | Sang-Shin Choi, Woo-Il Park, Il-Hwan Jang, Eung-Suk Lee | 2003-07-08 |
| 6407490 | Tension mask and tension mask and frame assembly for color cathode ray tube | Do-Hun Pyun, Chan-Yong Kim | 2002-06-18 |
| 6348758 | Flat type color cathode ray tube | Wan Gi Kim | 2002-02-19 |