Tom Zeng has been granted 28 US patents while listed as an inventor at O2Cool . The first was granted in 2017 and the most recent in November 2025. Tom Zeng ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list Tom Zeng in Nanhu, CN.
Patents per Year Patents granted per year, 2017 to 2024 Bar chart with a peak of 8 patents in 2022. peak 8 2017: 1 patents 2017 2018: 2 patents 2018 2019: 3 patents 2019 2020: 4 patents 2020 2021: 3 patents 2021 2022: 8 patents 2022 2023: 2 patents 2023 2024: 4 patents 2024
Issued Patents All Time
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Showing 1–25 of 28 patents
Patent # Title Co-Inventors Date
D1101924 Fan Charles Weber 2025-11-11
D1028196 Humidifier Eric F. Junkel 2024-05-21
D1028206 Fan Jeff Bull , Eric F. Junkel 2024-05-21
D1028207 Fan Jeff Bull , Eric F. Junkel 2024-05-21
D1022179 Fan Eric F. Junkel 2024-04-09
D1003417 Fan Jeff Bull , Eric F. Junkel 2023-10-31
D986403 Fan with light Jeff Bull 2023-05-16
D969538 Bottle cap with fan Ryan Ruan 2022-11-15
D969990 Misting fan Jeff Bull 2022-11-15
D951422 Misting fan Jeff Bull 2022-05-10
D948326 Clip Ryan Ruan 2022-04-12
D943081 Fan Jeff Bull 2022-02-08
D943082 Fan Eric F. Junkel 2022-02-08
D943086 Fan Eric F. Junkel 2022-02-08
D943080 Fan Oliver Breit , Mak Shek Fung , Eric F. Junkel 2022-02-08
D939685 Fan Eric F. Junkel 2021-12-28
D939721 Hand warmer Jeff Bull 2021-12-28
D930173 Hand warmer Jeff Bull 2021-09-07
D906509 Fan Eric F. Junkel , Oliver Breit , Jason Yap 2020-12-29
10875042 Bottle closure Eric F. Junkel , Oliver Breit , Lars Junker , Vicky Hui , Michael Ksiazek 2020-12-29
D893940 Bottle cap Oliver Breit , Lars Junker , Michael Ksiazek , Eric F. Junkel 2020-08-25
D893939 Bottle cap Oliver Breit , Lars Junker , Michael Ksiazek , Eric F. Junkel 2020-08-25
10518282 Drink and misting bottle with trigger lock Michael Ksiazek , Eric F. Junkel 2019-12-31
D856065 Bottle cap Oliver Breit , Lars Junker , Michael Ksiazek , Eric F. Junkel 2019-08-13
D840228 Bottle cap Michael Ksiazek , Eric F. Junkel 2019-02-12