Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CO

ChangHo Oh — 13 Patents

LG: 13 patents #3,458 of 26,165Top 15%
Seoul, KR: #4,477 of 39,741 inventorsTop 15%
Overall (All Time): #358,858 of 4,157,543Top 9%
13 Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12395787 Sound generating apparatus YeongRak Choi, KwanHo Park, Sungtae Lee 2025-08-19
12193294 Display apparatus and multi-panel organic light emitting display device including the same OhJong Kwon, Hyeonwoo Lee, Youngjun Hong 2025-01-07
11736858 Panel vibration type sound generating display device YeongRak Choi, KwanHo Park, Sungtae Lee 2023-08-22
11626468 Multi-panel organic light emitting display device OhJong Kwon, Hyeonwoo Lee, Youngjun Hong 2023-04-11
11019425 Panel vibration type sound generating display device YeongRak Choi, KwanHo Park, Sungtae Lee 2021-05-25
10943969 Multi-panel organic light emitting display device OhJong Kwon, Hyeonwoo Lee, Youngjun Hong 2021-03-09
10847585 Organic light emitting display device including a sound generating apparatus YeongRak Choi, KwanHo Park, Sungtae Lee 2020-11-24
10555073 Panel vibration type sound generating display device YeongRak Choi, KwanHo Park, Sungtae Lee 2020-02-04
10009683 Panel vibration type sound generating display device YeongRak Choi, KwanHo Park, Sungtae Lee 2018-06-26
9818805 Organic light emitting display device including a sound generating apparatus YeongRak Choi, KwanHo Park, Sungtae Lee 2017-11-14
9472579 Array substrate with improved pad region Jongwoo Kim, WonHyung Yoo, SangYoon Paik, JunKi Kang, Jonghoon Kim 2016-10-18
9460656 Organic light emitting display device having repair structure Jongsik Shim, Joon-Min Park, Haeyoon Kang, SiKyu Lee 2016-10-04
8877570 Array substrate with improved pad region and method for manufacturing the same Jongwoo Kim, WonHyung Yoo, SangYoon Paik, JunKi Kang, Jonghoon Kim 2014-11-04