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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Tile › Liuyin Cheng
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Liuyin Cheng — 21 Patents

TITile: 21 patents #12 of 52Top 25%
San Mateo, CA: #287 of 3,727 inventorsTop 8%
California: #27,449 of 386,348 inventorsTop 8%
Overall (All Time): #201,324 of 4,157,543Top 5%
21 Patents All Time
Liuyin Cheng has been granted 21 US patents while listed as an inventor at Tile. The first was granted in 2018 and the most recent in May 2025. Liuyin Cheng ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list Liuyin Cheng in San Mateo, CA, US.

Patents per Year

Patents granted per year, 2018 to 2025Bar chart with a peak of 8 patents in 2019.peak 82018: 4 patents20182019: 8 patents20192020: 5 patents20202021: 1 patents20212022: 1 patents20222024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12309661 Tracking device operation in safety-classified zone Arunkumar Puppala, Wayne Patterson 2025-05-20
12004040 Tracking device operation in safety-classified zone Arunkumar Puppala, Wayne Patterson 2024-06-04
11533582 Tracking device operation in safety-classified zone Arunkumar Puppala, Wayne Patterson 2022-12-20
10911889 Tracking device operation in safety-classified zone Arunkumar Puppala, Wayne Patterson 2021-02-02
10764712 Tracking device operation in safety-classified zone Arunkumar Puppala, Wayne Patterson 2020-09-01
10631121 Tracking device operation in safety-classified zone Arunkumar Puppala, Wayne Patterson 2020-04-21
10567908 Tracking device operation in risk-classified zone Arunkumar Puppala, Wayne Patterson 2020-02-18
10536802 Tracking device operation in behavior-classified zone Arunkumar Puppala, Wayne Patterson 2020-01-14
10536801 Tracking device operation in safety-classified zone Arunkumar Puppala, Wayne Patterson 2020-01-14
10412543 Tracking device operation in risk-classified zone Arunkumar Puppala, Wayne Patterson 2019-09-10
10405134 Tracking device operation in behavior-classified zone Arunkumar Puppala, Wayne Patterson 2019-09-03
10405135 Tracking device operation in risk-classified zone Arunkumar Puppala, Wayne Patterson 2019-09-03
10327101 Tracking device operation in safety-classified zone Arunkumar Puppala, Wayne Patterson 2019-06-18
10244351 Tracking device operation in risk-classified zone Arunkumar Puppala, Wayne Patterson 2019-03-26
10244352 Tracking device operation in behavior-classified zone Arunkumar Puppala, Wayne Patterson 2019-03-26
10187746 Tracking device operation in safety-classified zone Arunkumar Puppala, Wayne Patterson 2019-01-22
10178500 Tracking device operation in risk-classified geographic area Arunkumar Puppala, Wayne Patterson 2019-01-08
10117052 Tracking device operation in behavior-classified zone Arunkumar Puppala, Wayne Patterson 2018-10-30
10075811 Tracking device operation in risk-classified zone Arunkumar Puppala, Wayne Patterson 2018-09-11
10070256 Tracking device operation in risk-classified geographic area Arunkumar Puppala, Wayne Patterson 2018-09-04
10070255 Tracking device operation in safety-classified zone Arunkumar Puppala, Wayne Patterson 2018-09-04

Frequent Collaborators

Arunkumar Puppala21 shared
Wayne Patterson21 shared

Nearby-Ranked Inventors

Subhash Sankuratripati21
Brian Riordan21
Woongki Min21
Jeremy Cailleteau21
Shigeru Chiba21
Cecilia Carbonelli21
Pin-Wen Chen21
Michael Danz21
Paul Kolen21