Touch input device detects a touch by subtracting a first sensing signal from a second sending signal
US-12578811-B2 · Mar 17, 2026 · US
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Lee Sein patents
Lee Sein is listed as an inventor on 30 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Lee Sein |
| Total patents | 30 |
| First publication | Sep 27, 2018 |
| Latest publication | Mar 17, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Stylus pen, antenna module, touch sensor, and electronic device
US-2026037090-A1 · Feb 5, 2026 · US
Electronic device, stylus pen, and method for detection of a position of the stylus pen on the electronic device
US-2025390186-A1 · Dec 25, 2025 · US
Touch input device that outputs a detection signal based on first and second capacitance information
US-12468412-B2 · Nov 11, 2025 · US
Electronic device, stylus pen, and method for detection of a position of the stylus pen on the electronic device
US-2025335052-A1 · Oct 30, 2025 · US
Electronic device, stylus pen, and method for detection of a position of the stylus pen on the electronic device
US-12422946-B2 · Sep 23, 2025 · US
Stylus pen, antenna module, touch sensor, and electronic device
US-12422953-B2 · Sep 23, 2025 · US
Touch apparatus and driving method thereof
US-12293037-B2 · May 6, 2025 · US
Touch input device
US-2025093998-A1 · Mar 20, 2025 · US
Touch input device
US-2024427456-A1 · Dec 26, 2024 · US
Recent patents
Latest publications not already listed above.
Touch input device
US-2024427455-A1 · Dec 26, 2024 · US
Electronic device, stylus pen, and method for driving and controlling same
US-2024319817-A1 · Sep 26, 2024 · US
Input touch device that detects the amount of negative capacitance change due to coupling between an object and a predetermined driving electrode
US-12079427-B2 · Sep 3, 2024 · US
Stylus pen, antenna module, touch sensor, and electronic device
US-2024288971-A1 · Aug 29, 2024 · US
Electronic device, stylus pen, and method for driving and controlling same
US-11983357-B2 · May 14, 2024 · US
Stylus pen, antenna module, touch sensor, and electronic device
US-11983364-B2 · May 14, 2024 · US
Touch apparatus and driving method thereof
US-2024111379-A1 · Apr 4, 2024 · US
Touch apparatus and driving method thereof
US-11861105-B2 · Jan 2, 2024 · US
Touch input device
US-2023325031-A1 · Oct 12, 2023 · US
Stylus pen, antenna module, touch sensor, and electronic device
US-2023125764-A1 · Apr 27, 2023 · US
Electronic device, stylus pen, and method for driving and controlling same
US-2023067179-A1 · Mar 2, 2023 · US
Touch apparatus and driving method thereof
US-2023037637-A1 · Feb 9, 2023 · US
Touch sensor panel and touch input device with reduced magnitude of low ground mass interference signal
US-11537248-B2 · Dec 27, 2022 · US
Touch apparatus and driving method thereof
US-11481065-B2 · Oct 25, 2022 · US
Terminal and control method thereof
US-11475114-B2 · Oct 18, 2022 · US
Touch input device
US-2022253173-A1 · Aug 11, 2022 · US
Touch sensor panel and touch input device
US-2021349572-A1 · Nov 11, 2021 · US
Touch apparatus and driving method thereof
US-2020393949-A1 · Dec 17, 2020 · US
Terminal and control method thereof
US-2020175143-A1 · Jun 4, 2020 · US
Touch input device and control method thereof
US-2018275815-A1 · Sep 27, 2018 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Hideep Inc | 30 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G06F3/0446 | 24 |
| G06F3/0412 | 22 |
| G06F3/044 | 20 |
| H10K59/40 | 19 |
| G06F3/03545 | 17 |