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USPTO Patent Rankings Data through Dec 31, 2025
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Tzu-Ping Chen — 22 Patents

UMUnited Microelectronics: 21 patents #261 of 4,560Top 6%
Hengshan, TW: #71 of 1,564 inventorsTop 5%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
Tzu-Ping Chen has been granted 22 US patents while listed as an inventor at United Microelectronics. The first was granted in 2007 and the most recent in October 2025. Tzu-Ping Chen ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list Tzu-Ping Chen in Hengshan, TW.

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12457751 Interfacial layer with high texture uniformity for ferroelectric layer enhancement Sheng-Hung Shih, Fuchin Chang, Kuo-Chi Tu 2025-10-28
11515316 Semiconductor memory device 2022-11-29 $1,695,000
11437475 Split-gate flash memory cell and fabrication method thereof Chih-Haw Lee 2022-09-06 $1,690,000
11018132 Method of fabricating semiconductor device Chien-Hung Chen 2021-05-25 $2,117,000
10903224 Semiconductor device and method for fabricating the same Wen-Chung Chang 2021-01-26 $1,644,000
10515976 Semiconductor device and method for fabricating the same Wen-Chung Chang 2019-12-24 $528,000
10468538 Method for fabricating semiconductor device Chih-Haw Lee 2019-11-05 $246,000
10332964 Single poly electrical erasable programmable read only memory (EEPROM) Chih-Haw Lee 2019-06-25 $177,000
10332875 Semiconductor device and a method of fabricating the same Chien-Hung Chen 2019-06-25 $177,000
10243084 Method for fabricating a flash memory Chih-Jung Chen 2019-03-26 $925,000
9773800 Non-volatile memory structure and manufacturing method thereof Chih-Jung Chen 2017-09-26 $175,000
9564520 Method of forming semiconductor device 2017-02-07 $135,000
9490016 Semiconductor device and method for fabricating the same Chih-Jung Chen 2016-11-08 $128,000
9349815 Semiconductor structure and a fabricating method thereof Kuan-Yi Tseng, Chun-Lung Chang, Chih-Haw Lee, Wei Huang, Chien-Hung Chen 2016-05-24 $119,000
9171915 Method for fabricating semiconductor device 2015-10-27 $602,000
9159844 Nonvolatile memory device and fabricating method thereof Chih-Haw Lee 2015-10-13 $237,000
8956943 Method for manufacturing non-volatile memory Chien-Hung Chen, Yu-Jen Chang 2015-02-17 $2,394,000
8723249 Non-volatile memory Chien-Hung Chen, Yu-Jen Chang 2014-05-13 $302,000
8471328 Non-volatile memory and manufacturing method thereof Chien-Hung Chen, Yu-Jen Chang 2013-06-25 $770,000
7511329 NAND-type non-volatile memory Chien-Hung Chen, Nai-Chen Peng, Kuang-Pi Lee 2009-03-31 $2,466,000
7498228 Method for fabricating SONOS a memory Chien-Hung Chen, Pei-Chen Kuo, Shen-De Wang 2009-03-03 $1,605,000
7169668 Method of manufacturing a split-gate flash memory device Ming-Tzong Yang 2007-01-30 $1,895,000