Assignee
HUA HONG SEMICONDUCTOR WUXI LTD
CN·13 granted patents·16 pending applications·1 citations·filing 2020–2024
Top patents by PatentIndex Score
29 records- 0177US11428722B2Resistance test method using kelvin structureHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2020·Granted Aug 30, 2022·1 cites·13 claims
- 0260US2025081455A1Semiconductor Structure and Method for Forming the SameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2024·Application pending·0 cites
- 0358US12453207B2Image sensor and method for forming the sameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2023·Granted Oct 21, 2025·0 cites·18 claims
- 0452US12125866B2Method for making isolation region of CIS deviceHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2021·Granted Oct 22, 2024·0 cites·7 claims
- 0552US2023290805A1Method for Forming Backside Illumination CMOS Image SensorHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2022·Application pending·0 cites
- 0652US2024054275A1Special Cell General Database and Method for Establishing the Same and Pattern Correction MethodHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2023·Application pending·0 cites
- 0751US12500116B2Method for making deep trench isolation of CIS device, and semiconductor device structureHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2022·Granted Dec 16, 2025·0 cites·6 claims
- 0850US2024030279A1Semiconductor Structure and Method for Forming the SameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2023·Application pending·0 cites
- 0949US11728369B2Method for forming contacts applied to CMOS image sensorHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2021·Granted Aug 15, 2023·0 cites·10 claims
- 1049US11239153B2MIM capacitor of embedded structure and method for making the sameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2020·Granted Feb 1, 2022·0 cites·15 claims
- 1149US2023253437A1CMOS Image Sensor and Method for Forming the SameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2023·Application pending·0 cites
- 1248US11563103B2Method for manufacturing IGBT deviceHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2021·Granted Jan 24, 2023·0 cites·7 claims
- 1348US2023275110A1CMOS Image Sensor and Method for Forming the SameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2022·Application pending·0 cites
- 1447US2023420262A1Semiconductor Structure and Method for Forming the SameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2023·Application pending·0 cites
- 1547US2022102524A1Chip and method for self-aligned etching of contacts of chipsHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2021·Application pending·0 cites
- 1646US11967520B2Method for making high-voltage thick gate oxideHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2021·Granted Apr 23, 2024·0 cites·9 claims
- 1746US11670538B2Method for manufacturing logic device isolation in embedded storage processHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2021·Granted Jun 6, 2023·0 cites·7 claims
- 1846US2023420496A1Digital Isolator Structure and Method for Forming the SameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2023·Application pending·0 cites
- 1943US12439719B2CMOS image sensorHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2022·Granted Oct 7, 2025·0 cites·12 claims
- 2043US2024332402A1Method for manufacturing superjunction trench gate mosfetHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2023·Application pending·0 cites
- 2142US2022028984A1Interlayer dielectric layer structure for power mos device and method for making the sameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2020·Application pending·0 cites
- 2241US11569093B2Method for making MOSFET and MOSFETHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2021·Granted Jan 31, 2023·0 cites·6 claims
- 2341US2022246658A1Image sensor and method for making the sameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2022·Application pending·0 cites
- 2440US11355579B2Device integrated with three-dimensional MIM capacitor and method for making the sameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2020·Granted Jun 7, 2022·0 cites·4 claims
- 2539US11545498B2OTP memory and method for making the sameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2020·Granted Jan 3, 2023·0 cites·15 claims
- 2639US2021367064A1Ldmos device and method for making the sameHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2020·Application pending·0 cites
- 2739US2022149185A1Method for making ldmos deviceHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2021·Application pending·0 cites
- 2839US2021391210A1Method for manufacturing a capacitorHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2020·Application pending·0 cites
- 2938US2025089247A1Floating-gate type split-gate flash memory device and manufacturing method thereofHUA HONG SEMICONDUCTOR WUXI LTD·Filed 2022·Application pending·0 cites
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