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USPTO Patent Rankings Data through Dec 31, 2025
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Chao-Hsing Chen — 146 Patents

EPEpistar: 140 patents #2 of 732Top 1%
CCChengdu Idealsee Technology Co.: 1 patents #6 of 10Top 60%
Hsinchu, TW: #66 of 13,380 inventorsTop 1%
Overall (All Time): #6,592 of 4,157,543Top 1%
146 Patents All Time
Chao-Hsing Chen has been granted 146 US patents while listed as an inventor at Epistar. The first was granted in 1996 and the most recent in December 2025. Chao-Hsing Chen ranks #6,592 of 4,157,543 US inventors in our database (top 0.16%). Patent records list Chao-Hsing Chen in Hsinchu, TW.

Issued Patents All Time

Showing 1–25 of 146 patents

Patent #TitleCo-InventorsDate
12490453 Heterostructure channel layer for semiconductor devices Wen-Yi Lin, Shiqi Hu 2025-12-02
12456913 Resonant switched capacitor voltage converter and control method thereof Kuo-Chung Liu, Tae Joon Yang, Wei-Hsien Chang 2025-10-28
12456926 Voltage regulator for use in flyback converter Tae Joon Yang, Yu-Po Chen, Syuan-Zong Lan, Yi Lu 2025-10-28
12419147 Light-emitting device Meng-Hsiang HONG, Chi-Shiang HSU, Yen-Liang Kuo, Chien-Ya HUNG, Yong-Yang CHEN +2 more 2025-09-16
12283606 Light-emitting device I-Lun Ma, Bo-Jiun Hu, Yu-Ling Lin, Chien-Chih Liao 2025-04-22
12230740 Light-emitting device and manufacturing method thereof Jhih-Yong Yang, Hsin-Ying Wang, De-Shan Kuo, Yi-Hung Lin, Meng-Hsiang HONG +2 more 2025-02-18
12230744 Light-emitting device with a plurality of concave parts on the edge of the semiconductor mesa Cheng-Lin LU, Chih-Hao Chen, Chi-Shiang HSU, I-Lun Ma, Meng-Hsiang HONG +3 more 2025-02-18
12218279 Optoelectronic device and method for manufacturing the same Jia-Kuen Wang, Chien-Chih Liao, Tzu-Yao Tseng, Tsun-Kai Ko, Chien-Fu Shen 2025-02-04
12218282 Light-emitting device Aurelien Gauthier-Brun, Chang-Tai HSAIO, Chih-Hao Chen, Chi-Shiang HSU, Jia-Kuen Wang +1 more 2025-02-04
12176465 Light-emitting device Jia-Kuen Wang, Tzu-Yao Tseng, Bo-Jiun Hu, Tsung-Hsun Chiang, Wen-Hung Chuang +4 more 2024-12-24
12166156 Semiconductor light-emitting device Jia-Kuen Wang, Tzu-Yao Tseng, Tsung-Hsun Chiang, Bo-Jiun Hu, Wen-Hung Chuang +1 more 2024-12-10
12155019 Light-emitting device Hsin-Ying Wang, Chih-Hao Chen, Chien-Chih Liao, Wu-Tsung Lo, Tsun-Kai Ko +1 more 2024-11-26
12080831 Light-emitting device with semiconductor stack and reflective layer on semiconductor stack Jia-Kuen Wang, Wen-Hung Chuang, Tzu-Yao Tseng, Cheng-Lin LU 2024-09-03
12002904 Light-emitting element with cushion part Tsung-Hsun Chiang, Chien-Chih Liao, Wen-Hung Chuang, Min-Yen Tsai, Bo-Jiun Hu 2024-06-04
11990575 Light-emitting device Hsin-Ying Wang, Chih-Hao Chen, Chien-Chih Liao, Wu-Tsung Lo, Tsun-Kai Ko +1 more 2024-05-21
11973164 Light-emitting device Che-Hung Lin, Chien-Chih Liao, Chi-Shiang HSU, De-Shan Kuo 2024-04-30
11942510 Light-emitting device Chi-Shiang HSU, Yong-Yang CHEN 2024-03-26
11942509 Light-emitting device I-Lun Ma, Bo-Jiun Hu, Yu-Ling Lin, Chien-Chih Liao 2024-03-26
11908975 Optoelectronic device and method for manufacturing the same Jia-Kuen Wang, Chien-Chih Liao, Tzu-Yao Tseng, Tsun-Kai Ko, Chien-Fu Shen 2024-02-20
11894491 Semiconductor light-emitting device Jia-Kuen Wang, Tzu-Yao Tseng, Tsung-Hsun Chiang, Bo-Jiun Hu, Wen-Hung Chuang +1 more 2024-02-06
11799060 Light-emitting device with a plurality of concave parts on the edge of the semiconductor mesa Cheng-Lin LU, Chih-Hao Chen, Chi-Shiang HSU, I-Lun Ma, Meng-Hsiang HONG +3 more 2023-10-24
11789257 Optical fiber, optical fiber scanner and projection apparatus Jiazhou Wang, Dawei Shen 2023-10-17
11764332 Semiconductor light-emitting device Jia-Kuen Wang, Tzu-Yao Tseng, Tsung-Hsun Chiang, Bo-Jiun Hu, Wen-Hung Chuang +1 more 2023-09-19
11757077 Light-emitting device Hsin-Ying Wang, Chih-Hao Chen, Chien-Chih Liao, Wu-Tsung Lo, Tsun-Kai Ko +1 more 2023-09-12
11721791 Light-emitting device with semiconductor stack and reflective layer on semiconductor stack Jia-Kuen Wang, Wen-Hung Chuang, Tzu-Yao Tseng, Cheng-Lin LU 2023-08-08