Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Chih-Chieh Tsai — 27 Patents

UMUnited Microelectronics: 27 patents #182 of 4,560Top 4%
FCFujian Jinhua Integrated Circuit Co.: 26 patents #12 of 196Top 7%
Overall (All Time): #142,518 of 4,157,543Top 4%
27 Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
12325054 Monitor wafer and method of using the same Yi-Wei Chen 2025-06-10
12075613 Buried word line of a dynamic random access memory and method for fabricating the same Pin-Hong Chen, Yi-Wei Chen, Tzu-Chieh Chen, Chia-Chen Wu, Kai-Jiun Chang +2 more 2024-08-27
11877433 Storage node contact structure of a memory device Pin-Hong Chen, Tsun-Min Cheng, Tzu-Chieh Chen, Kai-Jiun Chang, Chia-Chen Wu +7 more 2024-01-16
11799012 Semiconductor device and method for fabricating the same Chun-Chieh Chiu, Pin-Hong Chen, Yi-Wei Chen, Tsun-Min Cheng, Chih-Chien Liu +5 more 2023-10-24
11251187 Buried word line of a dynamic random access memory and method for fabricating the same Pin-Hong Chen, Yi-Wei Chen, Tzu-Chieh Chen, Chia-Chen Wu, Kai-Jiun Chang +2 more 2022-02-15
11239241 Bit line utilized in DRAM Pin-Hong Chen, Yi-Wei Chen, Tzu-Chieh Chen, Tsun-Min Cheng, Chi-Mao Hsu 2022-02-01
11239243 Semiconductor structure for preventing row hammering issue in DRAM cell and method for manufacturing the same Pin-Hong Chen, Tzu-Chieh Chen, Tsun-Min Cheng, Yi-Wei Chen, Hsin-Fu Huang +2 more 2022-02-01
11222784 Semiconductor device and method for fabricating the same Tzu-Hao Liu, Yi-Wei Chen, Tsun-Min Cheng, Kai-Jiun Chang, Chia-Chen Wu +7 more 2022-01-11
11088023 Method of forming a semiconductor structure Pin-Hong Chen, Tzu-Chieh Chen, Kai-Jiun Chang, Chia-Chen Wu, Yi-An Huang +3 more 2021-08-10
10804365 Semiconductor device and method for fabricating the same Chun-Chieh Chiu, Pin-Hong Chen, Yi-Wei Chen, Tsun-Min Cheng, Chih-Chien Liu +5 more 2020-10-13
10756090 Storage node contact structure of a memory device and manufacturing methods thereof Pin-Hong Chen, Tsun-Min Cheng, Tzu-Chieh Chen, Kai-Jiun Chang, Chia-Chen Wu +7 more 2020-08-25
10707214 Fabricating method of cobalt silicide layer coupled to contact plug Chia-Chen Wu, Yi-Wei Chen, Chi-Mao Hsu, Kai-Jiun Chang, Pin-Hong Chen +2 more 2020-07-07
10685964 Semiconductor structure for preventing row hammering issue in DRAM cell and method for manufacturing the same Pin-Hong Chen, Tzu-Chieh Chen, Tsun-Min Cheng, Yi-Wei Chen, Hsin-Fu Huang +2 more 2020-06-16
10651040 Semiconductor device and method for fabricating the same Tzu-Hao Liu, Yi-Wei Chen, Tsun-Min Cheng, Kai-Jiun Chang, Chia-Chen Wu +7 more 2020-05-12
10497705 Bit line gate and manufacturing method thereof Pin-Hong Chen, Yi-Wei Chen, Chun-Chieh Chiu, Tzu-Chieh Chen, Chih-Chien Liu 2019-12-03
10475900 Method for manufacturing a semiconductor device with a cobalt silicide film Kai-Jiun Chang, Tsun-Min Cheng, Jui-Min Lee, Yi-Wei Chen, Chia-Lung Chang +1 more 2019-11-12
10475799 Method of fabricating bit line Pin-Hong Chen, Yi-Wei Chen, Tzu-Chieh Chen, Tsun-Min Cheng, Chi-Mao Hsu 2019-11-12
10374051 Method for fabricating semiconductor device Ji-Min Lin, Yi-Wei Chen, Tsun-Min Cheng, Pin-Hong Chen, Chih-Chien Liu +4 more 2019-08-06
10312242 Semiconductor memory device Tzu-Chieh Chen, Pin-Hong Chen, Chia-Chen Wu, Yi-An Huang, Kai-Jiun Chang +2 more 2019-06-04
10290638 Method of forming dynamic random access memory device Yi-Wei Chen, Tsun-Min Cheng, Shih-Fang Tzou, Kai-Jiun Chang 2019-05-14
10276389 Semiconductor device and method for fabricating the same Yi-Wei Chen, Pin-Hong Chen, Chih-Chien Liu, Tzu-Chieh Chen, Chun-Chieh Chiu +4 more 2019-04-30
10211211 Method for fabricating buried word line of a dynamic random access memory Kai-Jiun Chang, Yi-Wei Chen, Tsun-Min Cheng, Chia-Chen Wu, Pin-Hong Chen +2 more 2019-02-19
10043811 Semiconductor structure for preventing row hammering issue in DRAM cell and method for manufacturing the same Pin-Hong Chen, Tzu-Chieh Chen, Tsun-Min Cheng, Yi-Wei Chen, Hsin-Fu Huang +2 more 2018-08-07
9953982 Semiconductor device and method for fabricating the same Pin-Hong Chen, Tsun-Min Cheng, Tzu-Chieh Chen, Kai-Jiun Chang, Chia-Chen Wu +2 more 2018-04-24
9859123 Method for fabricating semiconductor device Chia-Chen Wu, Pin-Hong Chen, Kai-Jiun Chang, Yi-An Huang, Tzu-Chieh Chen +2 more 2018-01-02