DC

Doowhan Choi

LG: 28 patents #1,388 of 26,165Top 6%
AT AT&T: 2 patents #7,280 of 18,772Top 40%
AT American Telephone And Telegraph: 1 patents #132 of 699Top 20%
📍 Daejeon, NH: #1 of 1 inventorsTop 100%
Overall (All Time): #116,081 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
12317737 Polymer and organic solar cell including the same Jiyoung Lee, Songrim Jang, Bogyu Lim 2025-05-27
11997921 Organic light emitting device Dowon Lim, Ji Hoon Kim, Juhwan Kim, Donghwan Lee, Jaesoon Bae +4 more 2024-05-28
11711966 Polymer and organic solar cell comprising same Jiyoung Lee, Bogyu Lim, Ji Hoon Kim 2023-07-25
11690282 Organic solar cell Jiyoung Lee, Bogyu Lim, Songrim Jang, Ji Hoon Kim 2023-06-27
11401275 Non-fullerene based heterocyclic compound and organic electronic device including same Ji Hoon Kim, Songrim Jang, Jung Ha Park, Bogyu Lim 2022-08-02
11398603 Heterocyclic compound and organic electronic device comprising same Ji Hoon Kim, Jiyoung Lee, Songrim Jang, Bogyu Lim, Junghyun PARK 2022-07-26
11393996 Organic electronic device and manufacturing method thereof Younshin Kim, Songrim Jang, Jung Ha Park, Seung Jun Yoo 2022-07-19
11283033 Composition for organic layer of organic solar cell and organic solar cell Jiyoung Lee, Bogyu Lim, Ji Hoon Kim 2022-03-22
11239437 Photoactive layer and organic solar cell including same Songrim Jang, Kyungkon Kim, Jinseck Kim, Bogyu Lim, Kyuwan Cho 2022-02-01
11225549 Copolymer and organic solar cell including same Bogyu Lim, Ji Hoon Kim, Songrim Jang 2022-01-18
11171289 Method for manufacturing organic solar cell and organic solar cell manufactured using same Jiyoung Lee, Songrim Jang, Younshin Kim 2021-11-09
11158818 Compound and organic solar cell comprising same Bogyu Lim, Songrim Jang, Ji Hoon Kim 2021-10-26
11133479 Organic solar cell comprising a phenyldithiophene polymer donor and a non-fullerene acceptor Jiyoung Lee, Bogyu Lim, Songrim Jang, Ji Hoon Kim 2021-09-28
11081603 Organic solar cell and manufacturing method therefor Songrim Jang, Younshin Kim, Jaechol Lee, Jiyoung Lee, Jinseck Kim 2021-08-03
11038114 Method for manufacturing organic solar cell and organic solar cell manufactured by using the same Jiyoung Lee, Songrim Jang, Bogyu Lim, Junghyun PARK 2021-06-15
11008343 Heterocyclic compound and organic electronic device comprising same Ji Hoon Kim, Jiyoung Lee, Songrim Jang, Bogyu Lim, Junghyun PARK 2021-05-18
10982042 Polymer and organic solar cell including same Ji Hoon Kim, Jiyoung Lee, Songrim Jang, Bogyu Lim 2021-04-20
10847724 Organic solar cell module and method for manufacturing same Younshin Kim, Jaechol Lee, Hangken Lee, Songrim Jang 2020-11-24
10693073 Fullerene derivatives and organic electronic device comprising fullerene derivatives Jaesoon Bae, Jaechol Lee, Jiyoung Lee 2020-06-23
10672985 Organic solar cell and method for manufacturing same Jaechol Lee, Jinseck Kim, Songrim Jang, Donggu Lee 2020-06-02
10662313 Organic electronic element and method for manufacturing same Jaesoon Bae, Jiyoung Lee, Jaechol Lee 2020-05-26
10629816 Polymer and organic solar cell comprising same Ji Hoon Kim, Songrim Jang, Bogyu Lim 2020-04-21
10541376 Organic solar cell and manufacturing method therefor Hangken Lee, Songrim Jang, Jaechol Lee, Jiyoung Lee, Jiwon BANG 2020-01-21
10439142 Organic solar cell and manufacturing method therefor Hangken Lee, Jiyoung Lee, Jaechol Lee, Songrim Jang, Jiwon BANG 2019-10-08
10355221 Heterocyclic compound and organic solar cell comprising the same Bogyu Lim, Jaechol Lee, Keun CHO 2019-07-16