Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9985278 | Lithium secondary battery of high energy density with improved energy property | Chang Joo Han, Su-Min Park, Jieun Lee | 2018-05-29 |
| 9601756 | Lithium secondary battery of high energy density with improved energy property | Chang Joo Han, Su-Min Park, Jieun Lee | 2017-03-21 |
| 9525167 | Lithium secondary battery of high energy with improved energy property | Chang Joo Han, Su-Min Park, Jieun Lee | 2016-12-20 |
| 9385372 | Lithium secondary battery of high power property with improved high energy density | Chang Joo Han, Su-Min Park, Jieun Lee | 2016-07-05 |
| 9263737 | Lithium secondary battery of high power property with improved high power density | Chang Joo Han, Su-Min Park, Jieun Lee | 2016-02-16 |
| 9184447 | Lithium secondary battery of high power property with improved high power density | Chang Joo Han, Su-Min Park, Jieun Lee | 2015-11-10 |
| D549756 | Home service robot | Shinyoung Park, Changsu LEE, Seongho Won, Youngbae Jung, Younggil Kim +3 more | 2007-08-28 |