DH

Duck-Chul Hwang

Samsung: 32 patents #3,705 of 75,807Top 5%
SC Sk Innovation Co.: 20 patents #8 of 957Top 1%
SC Sk On Co.: 10 patents #20 of 333Top 7%
SC Soulbrain Co.: 1 patents #45 of 107Top 45%
📍 Yongin-si, KR: #226 of 9,683 inventorsTop 3%
Overall (All Time): #36,671 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 51–62 of 62 patents

Patent #TitleCo-InventorsDate
7521151 Rechargeable lithium battery with specific surface roughness of positive electrode and/or negative electrode Seung-sik Hwang, Sang-mock Lee, Chung Kun Cho, Yun-Suk Choi 2009-04-21
7250233 Lithium-sulfur batteries Soo-Seok Choi, Yunsuk CHOI, Yongju Jung, Jaewoan Lee, Joo Kim +3 more 2007-07-31
7150944 Non-aqueous electrolyte compositions and lithium secondary batteries made thereof Eui-Hwan Song, Won-Il Jung 2006-12-19
6919143 Positive active material composition for lithium-sulfur battery and lithium-sulfur battery fabricated using same Yun-Suk Choi, Soo-Seok Choi, Jea-Woan Lee, Yong Ju Jung, Joo Kim +1 more 2005-07-19
6852450 Electrolyte for a lithium-sulfur battery and a lithium-sulfur battery using the same Yun-Suk Choi, Soo-Seok Choi, Jea-Woan Lee, Yong Ju Jung, Joo Kim 2005-02-08
6627344 Lithium secondary battery and method of manufacturing thereof Byoung-hyun Kang, Jea-Woan Lee, Se Jong Han, Yong-beom Lee, In Sung Lee 2003-09-30
6613480 Electrolyte for rechargeable lithium battery and rechargeable lithium battery using same Eui-Hwan Song, Won-Il Jung 2003-09-02
6521375 Electrolyte for rechargeable lithium battery exhibiting good cycle life characteristics and rechargeable lithium battery using same Eui-Hwan Song, Won-Il Jung, Ho-Jin Kweon 2003-02-18
6511769 Electrolyte for rechargeable lithium battery Wong-Il Jung, Eui-Hwan Song 2003-01-28
6503663 Organic electrolyte and lithium secondary battery Eui-Hwan Song, Won-Il Jung 2003-01-07
6497980 Organic electrolytic solution and lithium secondary battery adopting the same Ki-Ho Kim, Byung-Hyun Kang, Jea-Woan Lee, Yong-beom Lee, Se Jong Han +1 more 2002-12-24
6232020 Non-flammable electrolyte compositions and lithium secondary batteries made thereof Eui-Hwan Song, Won-Il Jung, Hyung-Gon Noh 2001-05-15