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

Keng-Meng Chang

MEMediatek: 8 patents #347 of 2,888Top 15%
MSMstar Semiconductor: 2 patents #201 of 622Top 35%
Overall (All Time): #491,154 of 4,157,543Top 15%
10 Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12047038 Reconfigurable crystal oscillator and method for reconfiguring crystal oscillator Sen-You Liu, Yao-Chi Wang 2024-07-23
11671056 Crystal oscillator and phase noise reduction method thereof Sen-You Liu, Chien-Wei Chen, Yao-Chi Wang 2023-06-06
11606063 Crystal oscillator and phase noise reduction method thereof Chien-Wei Chen, Yu-Li Hsueh, Yao-Chi Wang 2023-03-14
11387781 Fast start-up crystal oscillator and fast start-up method thereof Yao-Chi Wang, Yanjie Mo, Sen-You Liu, Chun-Ming Lin 2022-07-12
11342884 Crystal oscillator and phase noise reduction method thereof Chien-Wei Chen, Yu-Li Hsueh, Yao-Chi Wang 2022-05-24
11309835 Crystal oscillator and phase noise reduction method thereof Sen-You Liu, Chien-Wei Chen, Yao-Chi Wang 2022-04-19
10826429 Compensation module, oscillation circuit, and associated compensation method capable of reducing sensitivity of output oscillation signal Yun-Chen Chuang, Yao-Chi Wang 2020-11-03
9906209 Biased impedance circuit, impedance adjustment circuit, and associated signal generator Yao-Chi Wang 2018-02-27
9391562 Local oscillation generator, associated communication system and method for local oscillation generation Chih-Ming Hung, Yao-Chi Wang, Chih-Wei Chang 2016-07-12
9300507 Local oscillation generator and associated communication system and method for local oscillation generation Yao-Chi Wang 2016-03-29