Ceramic heater and manufacturing method thereof
US-12538388-B2 · Jan 27, 2026 · US
Fabrication of the plates (for single-step processes see the appropriate subclass, e.g. in B23C, sub-section metallurgy)
Fabrication of the plates (for single-step processes see the appropriate subclass, e.g. in B23C, sub-section metallurgy) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H05B3/688 |
| Official title | {Fabrication of the plates (for single-step processes see the appropriate subclass, e.g. in B23C, sub-section metallurgy)} |
| Display label | Fabrication of the plates (for single-step processes see the appropriate subclass, e.g. in B23C, sub-section metallurgy) |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 5 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for manufacturing ceramic heater
US-2025304507-A1 · Oct 2, 2025 · US
Method for manufacturing ceramic heater
US-12351525-B2 · Jul 8, 2025 · US
Kitchen appliance for heating foodstuffs and manufacturing method
US-2024188748-A1 · Jun 13, 2024 · US
Composite sintered body and method of manufacturing composite sintered body
US-11715661-B2 · Aug 1, 2023 · US
Ceramic heater and manufacturing method thereof
US-2022377848-A1 · Nov 24, 2022 · US
Ceramic heater and manufacturing method therefor
US-2022369428-A1 · Nov 17, 2022 · US
Glass-ceramic article and manufacturing process
US-11419187-B2 · Aug 16, 2022 · US
Method for manufacturing ceramic heater
US-2021387922-A1 · Dec 16, 2021 · US
Composite sintered body and method of manufacturing composite sintered body
US-2021134639-A1 · May 6, 2021 · US
Surface heater, the electric range comprising the same, and the manufacturing method of the same
US-10904952-B2 · Jan 26, 2021 · US
Surface heater, electric range having the same, and manufacturing method thereof
US-10764965-B2 · Sep 1, 2020 · US
Glass plate and manufacturing method thereof
US-10618836-B2 · Apr 14, 2020 · US
Cooktop with window and end plate, cooking appliance, and method for manufacturing the cooktop
US-10107503-B2 · Oct 23, 2018 · US
Surface heater, the electric range comprising the same, and the manufacturing method of the same
US-2018242402-A1 · Aug 23, 2018 · US
Cooktop with window and end plate, cooking appliance, and method for manufacturing the cooktop
US-10051691-B2 · Aug 14, 2018 · US
Heating device, cooking appliance with a heating device, and method for producing a heating element
US-2018176994-A1 · Jun 21, 2018 · US
Glass plate and manufacturing method thereof
US-2018009703-A1 · Jan 11, 2018 · US
Surface heater, electric range having the same, and manufacturing method thereof
US-2017245323-A1 · Aug 24, 2017 · US
A cooking device having an electrical transmission element
US-2017215235-A1 · Jul 27, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H05B3/688?
- CPC H05B3/688 is the Cooperative Patent Classification code for “Fabrication of the plates (for single-step processes see the appropriate subclass, e.g. in B23C, sub-section metallurgy).”
- How many patents are filed under CPC H05B3/688 (Fabrication of the plates (for single-step processes see the appropriate subclass, e.g. in B23C, sub-section metallurgy))?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC H05B3/688 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).