Piezoelectric transformer
US-2025113737-A1 · Apr 3, 2025 · US
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Dischargers used for production of ozone
Dischargers used for production of ozone · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C01B2201/10 |
| Official title | Dischargers used for production of ozone |
| Display label | Dischargers used for production of ozone |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Piezoelectric transformer
US-12207559-B2 · Jan 21, 2025 · US
Discharge device
US-2023190986-A1 · Jun 22, 2023 · US
Ozone Cell Power Supply Apparatus and Method
US-2022041443-A1 · Feb 10, 2022 · US
Piezoelectric Transformer
US-2021234088-A1 · Jul 29, 2021 · US
Ozone generation at high pressures
US-10829373-B2 · Nov 10, 2020 · US
Ozone generation apparatus
US-10384939-B2 · Aug 20, 2019 · US
Ozone generation at high pressures
US-2019233285-A1 · Aug 1, 2019 · US
Ozone generating system and operation method thereof
US-10221068-B2 · Mar 5, 2019 · US
Ozone generator
US-10207926-B2 · Feb 19, 2019 · US
Piezoelectric Transformer
US-2018375013-A1 · Dec 27, 2018 · US
Ozone generator
US-2018230011-A1 · Aug 16, 2018 · US
Method for generating ozone
US-9902616-B2 · Feb 27, 2018 · US
Ozone Gas Generator and Method for Manufacturing Ozone Gas Generator
US-2018022607-A1 · Jan 25, 2018 · US
Ozone generation apparatus
US-2017267525-A1 · Sep 21, 2017 · US
Ozone generator
US-2016264419-A1 · Sep 15, 2016 · US
Ozone-generating system and ozone generation method
US-9371229-B2 · Jun 21, 2016 · US
Ozone generator and method of diagnosing failure of ozone generator
US-2016039672-A1 · Feb 11, 2016 · US
Ozone generator
US-2016039671-A1 · Feb 11, 2016 · US
Ozone generation system
US-9114987-B2 · Aug 25, 2015 · US