Inventor · disambiguated record
Xu Feng
Also filed as: FENG XU · FENG XU H
11 granted patents·7 pending applications·11 citations·filing 1993–2025
81Inventor score
Top patents by PatentIndex Score
18 records- 0165US12235174B2Pressure sensorPERATECH IP LTD·Filed 2021·Granted Feb 25, 2025·0 cites·11 claims
- 0262US2025180415A1Pressure SensorPERATECH IP LTD·Filed 2025·Application pending·0 cites
- 0351US12032749B2Electronic keyboardPERATECH HOLDCO LTD·Filed 2021·Granted Jul 9, 2024·0 cites·11 claims
- 0449US12097692B2Electronic device comprising a pressure sensorPERATECH HOLDCO LTD·Filed 2021·Granted Sep 24, 2024·0 cites·11 claims
- 0547US12451305B2Button structurePERATECH IP LTD·Filed 2021·Granted Oct 21, 2025·0 cites·10 claims
- 0647US5400122ANon-linear selectively variable copy contrast adjustment deviceXEROX CORP·Filed 1993·Granted Mar 21, 1995·8 cites·25 claims
- 0746US12299197B2Touch devicePERATECH IP LTD·Filed 2021·Granted May 13, 2025·0 cites·12 claims
- 0844US12224133B2Switch mechanismPERATECH IP LTD·Filed 2020·Granted Feb 11, 2025·0 cites·17 claims
- 0944US11868554B2Pressure sensorPERATECH HOLDCO LTD·Filed 2021·Granted Jan 9, 2024·0 cites·16 claims
- 1044US2023064769A1Pressure sensorPERATECH HOLDCO LTD·Filed 2021·Application pending·0 cites
- 1144US2025166944A1Composite Elastomeric StructurePERATECH IP LTD·Filed 2023·Application pending·0 cites
- 1243US11909390B2Button structurePERATECH HOLDCO LTD·Filed 2021·Granted Feb 20, 2024·0 cites·12 claims
- 1343US2024420901A1Pressure modulePERATECH HOLDCO LTD·Filed 2022·Application pending·0 cites
- 1443US2024013990A1Key mechanismPERATECH HOLDCO LTD·Filed 2021·Application pending·0 cites
- 1539US12455626B2Touch padPERATECH IP LTD·Filed 2020·Granted Oct 28, 2025·0 cites·14 claims
- 1639US2023012518A1Pressure Sensing DevicePERATECH HOLDCO LTD·Filed 2020·Application pending·0 cites
- 1738US2024371579A1Button StructurePERATECH HOLDCO LTD·Filed 2021·Application pending·0 cites
- 1831US5402210ADynamic developer bias control for use in an electrostatographic printing machineXEROX CORP·Filed 1993·Granted Mar 28, 1995·3 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →