HL

Hyun-Cheol Lee

Samsung: 20 patents #6,655 of 75,807Top 9%
AT AT&T: 2 patents #7,280 of 18,772Top 40%
SH Sk Hynix: 2 patents #2,373 of 4,849Top 50%
GC Goldstar Co.: 1 patents #307 of 863Top 40%
KS Korea Institute Of Nuclear Safety: 1 patents #2 of 19Top 15%
VL Valeo Mando Electrical Systems Korea Limited: 1 patents #1 of 10Top 10%
📍 Daejeon, PA: #7 of 14 inventorsTop 50%
Overall (All Time): #146,264 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
10281595 Method and apparatus for distinguishing radionuclide by using plastic scintillator Hong Suk Kim, Chang-Su Park, Chang-Il Choi, Chul Hee Min, Wook-Geun Shin +5 more 2019-05-07
9972448 Supercapacitor electrode material having combined porous titanium oxide and carbon-based material, and method for manufacturing same Jin Hee Lee, Sang Mi Kim 2018-05-15
9768469 Solid electrolyte containing ionic liquid Sang Mi Kim, Jin Hee Lee 2017-09-19
9229360 Electrophotographic image forming apparatus to control the supply of toner to the developer Dae Ho Kim, Jin Hong Kim 2016-01-05
9231273 Positive electrode active material for lithium secondary battery, method of manufacturing the same, and lithium secondary battery including the material Woo Young Yang 2016-01-05
8949064 Measurement method and measurement system using the same In Kap Chang, Seung-hoon Tong 2015-02-03
8583013 Developing unit and image forming apparatus having the same Ji-Won Moon, Yun-kyu Sim 2013-11-12
8073366 Developing unit and image forming apparatus having the same Ji-Won Moon, Yun-kyu Sim 2011-12-06
7873305 Developing unit and image forming apparatus having the same Ji-Won Moon, Yun-kyu Sim 2011-01-18
7761038 Image forming apparatus and developer supplying device to improve printing quality Ji-Won Moon 2010-07-20
7702259 Multi-pass image forming apparatus and image forming method using the same for providing plural print modes with different numbers of passes depending on desired print speed and image quality Jong-moon Eun, Hisao Okada, Won-hee Choe, Hyun-wook Bae, Won-Wook Lee +2 more 2010-04-20
7372762 Semiconductor memory device 2008-05-13
7203119 Semiconductor memory device 2007-04-10
7171137 Developing apparatus and image forming equipment and method thereof Jeong-seon Kim, Valeri Krasnoslobodtsev, In-cheol Jeon 2007-01-30
7046940 Developing device having a developer scatter prevention unit and an electrophotographic image forming apparatus using the same Jeong-seon Kim, Young-wok Seo, Valery KrasnosloBoditsev, Dong-Lyoul Shin 2006-05-16
6882813 Roller spacing device 2005-04-19
6845220 Development device to detect a developing gap 2005-01-18
6786480 Sheet conveying apparatus for image information processor Yun Suk LEE, Su-in Lee, Joon-Wan Pyeon 2004-09-07
6734586 Alternator having vacuum pump capable of improving cooling characteristic Dong Won SEO, Kyung Sik Choi, Hyung Tae Bang, Byung Tae KIM 2004-05-11
6672581 Sheet conveying apparatus for an image information processor Yun Suk LEE, Su-in Lee 2004-01-06
6641130 Sheet conveying apparatus for image information processor Yun Suk LEE, Su-in Lee, Joon-Wan Pyeon 2003-11-04
6321051 Apparatus for cleaning OPC drum in image forming device 2001-11-20
6175533 Multi-port memory cell with preset Mark Yeen Luong 2001-01-16
6167222 Image formation apparatus and method capable of easily removing jammed paper 2000-12-26
6137980 Developing machine 2000-10-24