Charles Sangwon Lee has been granted 10 US patents while listed as an inventor at Mastercard . The first was granted in 2019 and the most recent in November 2025. Charles Sangwon Lee ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Charles Sangwon Lee in Briarcliff Manor, NY, US.
Patents per Year Patents granted per year, 2019 to 2024 Bar chart with a peak of 3 patents in 2024. peak 3 2019: 2 patents 2019 2021: 2 patents 2021 2022: 1 patents 2022 2023: 1 patents 2023 2024: 3 patents 2024
Issued Patents All Time
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Showing 1–10 of 10 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12478347 Non-metallic ultrasound-detectable markers James O. Greenleaf , James L. Herrick , Alan L. Miller , Michael J. Yaszemski , James W. Jakub +3 more 2025-11-25
12175450 Ultra-wideband-enabled devices and systems Charl Frederik Botes , Gabriel Beltramino , Danielle Jean EININGER 2024-12-24
$564,274,000
12002056 Systems and methods for use in provisioning data — 2024-06-04
$654,545,000
11991288 System and method for authorizing credentials via a voice enabled device Thomas Veraart 2024-05-21
$190,197,000
11687913 Ultra-wideband-enabled devices and systems Charl Frederik Botes , Gabriel Beltramino , Danielle Jean EININGER 2023-06-27
$132,666,000
11341500 Inaudible voice payment Thomas Veraart 2022-05-24
$385,242,000
11093997 Systems and methods for utilizing vehicle connectivity in association with payment transactions Michael J. Friedman 2021-08-17
$188,644,000
10903508 Fuel cell assemblies and preparation methods therfor Simon Farrington , Alvin Lee 2021-01-26
10467682 Systems and methods for utilizing vehicle connectivity in association with payment transactions Michael J. Friedman 2019-11-05
$268,007,000
10424007 Systems and methods for utilizing vehicle connectivity in association with payment transactions Michael J. Friedman 2019-09-24
$175,382,000
