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USPTO Patent Rankings Data through Dec 31, 2025
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Tso-Min Chen — 20 Patents

SGSystem General: 12 patents #16 of 105Top 20%
PTPower Forest Technology: 3 patents #7 of 36Top 20%
MEMediatek: 2 patents #1,178 of 2,888Top 45%
MSMstar Semiconductor: 2 patents #201 of 622Top 35%
EOEosmem: 1 patents #6 of 20Top 30%
Zhubei City, TW: #68 of 1,506 inventorsTop 5%
Overall (All Time): #214,803 of 4,157,543Top 6%
20 Patents All Time
Tso-Min Chen has been granted 20 US patents while listed as an inventor at System General. The first was granted in 2005 and the most recent in August 2021. Tso-Min Chen ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Tso-Min Chen in Zhubei City, TW.

Patents per Year

Patents granted per year, 2005 to 2021Bar chart with a peak of 4 patents in 2010.peak 42005: 1 patents20052006: 3 patents2008: 1 patents20082009: 2 patents2010: 4 patents20102011: 1 patents2014: 1 patents20142015: 2 patents2016: 2 patents20162018: 2 patents2021: 1 patents2021

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
11088624 Voltage conversion apparatus for implementing zero-voltage switching based on recovering leakage inductance energy 2021-08-10
9923465 Power conversion circuit and associated operating method Chien-Wei Kuan, Yen-Hsun Hsu 2018-03-20
9912306 Power supply circuit of wireless mobile device Shih-Mei Lin, Chien-Wei Kuan, Chen-Yen Ho, Che-Hao Meng, Chia-Sheng Peng +1 more 2018-03-06
9490816 Parameter control method for integrated circuit and integrated circuit using the same Rong-Jie Tu 2016-11-08
9479069 Flyback-based power conversion apparatus with high conversion efficiency and low cost mechanism 2016-10-25
9077176 Flyback-based power conversion apparatus and power conversion method thereof Po-Jen Ke, Yun-Chi Chiang 2015-07-07
8965006 De-pop controller and method thereof Guo-Kiang Hung 2015-02-24
8674968 Touch sensing method and associated circuit Tsung-Fu Lin, Yi-Cheng Hsieh, Guo-Kiang Hung 2014-03-18
7974108 Synchronous rectifying circuit for offline power converter Ta-Yung Yang 2011-07-05
7847533 Apparatus providing protection for power converter Ta-Yung Yang, Chien-Yuan Lin 2010-12-07
7787264 Apparatus to provide synchronous rectifying circuit for flyback power converters Ta-Yung Yang 2010-08-31
7701736 Synchronous rectifying circuit for resonant power converters Ta-Yung Yang 2010-04-20
7701733 Method and apparatus to provide synchronous rectifying circuit for offline power converters Ta-Yung Yang 2010-04-20
7602160 Method and apparatus providing protection for power converter Ta-Yung Yang, Chien-Yuan Lin 2009-10-13
7570087 Switching drive circuit for soft switching Ta-Yung Yang 2009-08-04
7466569 Power converter having phase lock circuit for quasi-resonant soft switching Ta-Yung Yang, Rui-Hong Lu, Chuh-Ching Li, Feng-Cheng Tsao 2008-12-16
7149098 Over-power protection apparatus with programmable over-current threshold 2006-12-12
7116090 Switching control circuit for discontinuous mode PFC converters Ta-Yung Yang, Pei-Sheng Tsu, Ying-Chieh Su 2006-10-03
6995991 PWM controller for synchronous rectifier of flyback power converter Ta-Yung Yang, Jun Jie Kuo 2006-02-07
6952354 Single stage PFC power converter Ta-Yung Yang, Song-Yi Lin 2005-10-04