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

I-Lun Ma

EPEpistar: 8 patents #128 of 732Top 20%
Overall (All Time): #597,198 of 4,157,543Top 15%
8 Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12283606 Light-emitting device Chao-Hsing Chen, Bo-Jiun Hu, Yu-Ling Lin, Chien-Chih Liao 2025-04-22
12230744 Light-emitting device with a plurality of concave parts on the edge of the semiconductor mesa Chao-Hsing Chen, Cheng-Lin LU, Chih-Hao Chen, Chi-Shiang HSU, Meng-Hsiang HONG +3 more 2025-02-18
11942509 Light-emitting device Chao-Hsing Chen, Bo-Jiun Hu, Yu-Ling Lin, Chien-Chih Liao 2024-03-26
11799060 Light-emitting device with a plurality of concave parts on the edge of the semiconductor mesa Chao-Hsing Chen, Cheng-Lin LU, Chih-Hao Chen, Chi-Shiang HSU, Meng-Hsiang HONG +3 more 2023-10-24
11621374 Light-emitting device with a plurality of electrodes on a semiconductor stack Chao-Hsing Chen, Cheng-Lin LU, Chih-Hao Chen, Chi-Shiang HSU, Meng-Hsiang HONG +3 more 2023-04-04
11063087 Light-emitting device Chao-Hsing Chen, Bo-Jiun Hu, Yu-Ling Lin, Chien-Chih Liao 2021-07-13
11038085 Light-emitting device with a plurality of electrodes on a semiconductor stack Chao-Hsing Chen, Cheng-Lin LU, Chih-Hao Chen, Chi-Shiang HSU, Meng-Hsiang HONG +3 more 2021-06-15
10804435 Light-emitting device Chang-Tai Hisao, Hao Chen, Shu-Fen Hu, Ru-Shi Liu, Chih-Ming Wang +4 more 2020-10-13