Dong Jae Chung — 3 Patents at Sk On Co.

Dong Jae Chung has been granted 3 US patents while listed as an inventor at Sk On Co.. The first was granted in 2024 and the most recent in December 2025. Dong Jae Chung ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Dong Jae Chung in Seoul, KR.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
12506139	Lithium-doped silicon-based oxide negative electrode active material, method of preparing the same, and negative electrode and secondary battery including the same	Eun-Chan Park, Joo Hyeong Kim, Gwi Ok Park, Jeong Beom YOON, Suk Chin Lee +2 more	2025-12-23
11958750	Lithium-doped silicon-based oxide negative electrode active material, method of preparing the same, and negative electrode and secondary battery including the same	Eunjun Park, Joon-Sup Kim, Gwi Ok Park, Jeongbae Yoon, Suk Chin Lee +2 more	2024-04-16
11923540	Lithium-doped silicon-based oxide negative electrode active material, method of preparing the same, and negative electrode and secondary battery including the same	Eunjun Park, Joon-Sup Kim, Gwi Ok Park, Hansu Kim, Donghan Youn	2024-03-05