Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
FC

Feng-Yi Chang — 141 Patents

UMUnited Microelectronics: 137 patents #4 of 4,560Top 1%
FCFujian Jinhua Integrated Circuit Co.: 89 patents #2 of 196Top 2%
OCOrange Electronic Co.: 2 patents #3 of 23Top 15%
IDInnolux Display: 1 patents #98 of 226Top 45%
Tainan, TW: #8 of 4,566 inventorsTop 1%
Overall (All Time): #7,083 of 4,157,543Top 1%
141 Patents All Time
Feng-Yi Chang has been granted 141 US patents while listed as an inventor at United Microelectronics. The first was granted in 2008 and the most recent in April 2025. Feng-Yi Chang ranks #7,083 of 4,157,543 US inventors in our database (top 0.17%). Patent records list Feng-Yi Chang in Tainan, TW.

Issued Patents All Time

Showing 1–25 of 141 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12272646 Semiconductor memory device Shih-Fang Tzou, Fu-Che Lee, Chien-Cheng Tsai, Feng-Ming Huang 2025-04-08
11943909 Semiconductor memory device Fu-Che Lee 2024-03-26 $910,000
11769727 Semiconductor memory device Shih-Fang Tzou, Fu-Che Lee, Chien-Cheng Tsai, Feng-Ming Huang 2023-09-26 $1,715,000
11721552 Semiconductor device Yu-Cheng Tung, Fu-Che Lee 2023-08-08 $567,000
11676815 Patterned structure Fu-Che Lee 2023-06-13 $2,326,000
11653491 Contacts and method of manufacturing the same Fu-Che Lee 2023-05-16 $1,726,000
11632887 Semiconductor memory device having a multilayer dielectric structure with a retracted sidewall below a bit line Chien-Ming Lu, Fu-Che Lee 2023-04-18 $730,000
11545547 Method of forming semiconductor device Fu-Che Lee, Yi-Ching Chang, Kai-Lou Huang, Ying-Chih Lin, Gang-Yi Lin 2023-01-03 $1,059,000
11367725 Buried word line of a dynamic random access memory and method for fabricating the same Chun-Hsien Lin, Fu-Che Lee 2022-06-21 $1,552,000
11289489 Capacitor structure Fu-Che Lee, Yi-Wang Zhan, Chieh-Te Chen 2022-03-29 $2,274,000
11244829 Semiconductor device and method of forming the same Yu-Cheng Tung, Fu-Che Lee 2022-02-08 $6,599,000
11244948 Semiconductor device and method of forming the same Fu-Che Lee, Yi-Ching Chang, Kai-Lou Huang 2022-02-08 $6,599,000
11139243 Semiconductor memory device Shih-Fang Tzou, Fu-Che Lee, Chien-Cheng Tsai, Feng-Ming Huang 2021-10-05 $3,199,000
11107879 Capacitor structure and fabrication method thereof Kai-Lou Huang, Fu-Che Lee, Chieh-Te Chen, Meng-Chia Tsai 2021-08-31 $5,558,000
11081353 Semiconductor device and manufacturing method thereof Fu-Che Lee, Yu-Cheng Tung 2021-08-03 $3,767,000
11038014 Semiconductor device having plug and metal line Fu-Che Lee, Yi-Ching Chang, Kai-Lou Huang, Ying-Chih Lin, Gang-Yi Lin 2021-06-15 $2,894,000
11018005 Patterning method and patterned structure Fu-Che Lee 2021-05-25 $2,117,000
11018141 Contacts and method of manufacturing the same Fu-Che Lee 2021-05-25 $2,117,000
10971498 Method of forming a semiconductor memory device with a laterally etched bottom dielectric layer Chien-Ming Lu, Fu-Che Lee 2021-04-06 $1,737,000
10937701 Semiconductor device Shih-Fang Tzou, Yu-Cheng Tung, Ming-Feng Kuo, Li-Chiang Chen 2021-03-02 $2,663,000
10861857 Method of making a capacitor electrode of a memory device having alternately stacked oxides and nitrides over a sacrificial layer Fu-Che Lee 2020-12-08 $1,987,000
10854613 Buried word line of a dynamic random access memory and method for fabricating the same Chun-Hsien Lin, Fu-Che Lee 2020-12-01 $1,757,000
10840182 Method of forming semiconductor memory device with bit line contact structure Shih-Fang Tzou, Yu-Cheng Tung, Fu-Che Lee, Ming-Feng Kuo 2020-11-17 $1,367,000
10825818 Method of forming semiconductor device Fu-Che Lee, Chieh-Te Chen 2020-11-03 $1,206,000
10825817 Layout of semiconductor structure, semiconductor device and method of forming the same Yu-Cheng Tung, Fu-Che Lee 2020-11-03 $1,206,000