Chi Ren — 32 Patents at United Microelectronics

Chi Ren has been granted 32 US patents while listed as an inventor at United Microelectronics. The first was granted in 2014 and the most recent in September 2025. Chi Ren ranks #110,428 of 4,157,543 US inventors in our database (top 2.7%). Patent records list Chi Ren in Singapore, SG.

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12414294	Memory device	Liang Yi	2025-09-09
12283557	Integrated circuit structure	Aaron Chen, Yi Liu	2025-04-22
12249658	Semiconductor memory device and fabrication method thereof	Chun-Sung Huang	2025-03-11
12185532	Structure of memory device having floating gate with protruding structure	Liang Yi, Zhiguo Li, Qiuji Zhao, Boon Keat Eddy Toh	2024-12-31	$739,000
12057481	Method for forming semiconductor memory device having a t-shaped erase gate	Liang Yi, Zhiguo Li, Xiaojuan Gao	2024-08-06	$705,000
12040369	Semiconductor memory device and fabrication method thereof	Liang Yi	2024-07-16	$351,000
11955565	Semiconductor memory device and fabrication method thereof	Chun-Sung Huang	2024-04-09	$499,000
11951639	Interconnecting member and handle for razor	Xiangrong Ren	2024-04-09
11943920	Split gate memory with control gate having nonplanar top surface	Liang Yi, Zhiguo Li, Xiaojuan Gao, Boon Keat Eddy Toh	2024-03-26	$910,000
11901318	Integrated circuit structure and fabrication method thereof	Aaron Chen, Yi Liu	2024-02-13	$1,457,000
11882699	Silicon-oxide-nitride-oxide-silicon (SONOS) memory cell for FINFET and forming method thereof	Liang Yi, Zhiguo Li	2024-01-23	$733,000
11856771	Method of forming silicon-oxide-nitride-oxide-silicon (SONOS) memory cell for FinFET	Liang Yi, Zhiguo Li	2023-12-26	$1,041,000
11765893	Structure of memory device having floating gate with protruding structure	Liang Yi, Zhiguo Li, Qiuji Zhao, Boon Keat Eddy Toh	2023-09-19	$754,000
11699730	Semiconductor memory device and fabrication method thereof	Liang Yi, Zhiguo Li, Xiaojuan Gao	2023-07-11	$1,815,000
11690220	Flash and fabricating method of the same	Xiaojuan Gao	2023-06-27	$1,257,000
11433562	Razor head	Yanqiu Jin, Xiangrong Ren	2022-09-06
11424258	Flash and fabricating method of the same	Xiaojuan Gao	2022-08-23	$3,958,000
11100995	Structure of a nonvolatile memory device with a low-voltage transistor fabricated on a substrate	Liang Yi, Zhaobing Li	2021-08-24	$1,622,000
11081427	Semiconductor device with through silicon via structure	Zhao Li, Ju Zhang	2021-08-03	$3,767,000
11056495	Structure of memory device having floating gate with protruding structure	Liang Yi, Zhiguo Li, Qiuji Zhao, Boon Keat Eddy Toh	2021-07-06	$2,193,000
10868197	Structure of memory device and fabrication method thereof	Liang Yi, Zhiguo Li	2020-12-15	$2,611,000
10825522	Method for fabricating low and high/medium voltage transistors on substrate	Liang Yi, Zhaobing Li	2020-11-03	$1,206,000
10784185	Method for manufacturing semiconductor device with through silicon via structure	Zhao Li, Ju Zhang	2020-09-22	$837,000
10546801	Semiconductor device with through silicon via structure and method for manufacturing the same	Zhao Li, Ju Zhang	2020-01-28	$460,000
10335968	Razor head	Xiangrong Ren	2019-07-02

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Chi Ren — 32 Patents

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