Oscillator and imaging device
US-2022407457-A1 · Dec 22, 2022 · US
being a tunnel diode
being a tunnel diode · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03B7/08 |
| Official title | being a tunnel diode |
| Display label | being a tunnel diode |
| Total patents | 111 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 12 |
| 2017 | 3 |
| 2018 | 6 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 13 |
| 2022 | 20 |
| 2023 | 20 |
| 2024 | 10 |
| 2025 | 12 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Terahertz device and method for manufacturing terahertz device
US-2022302878-A1 · Sep 22, 2022 · US
Electromagnetic wave generation device and electromagnetic wave generation system
US-11437956-B2 · Sep 6, 2022 · US
Oscillating element
US-2022263466-A1 · Aug 18, 2022 · US
Terahertz device
US-2022236178-A1 · Jul 28, 2022 · US
Element having antenna array structure
US-2022173515-A1 · Jun 2, 2022 · US
Terahertz light source device
US-2022140170-A1 · May 5, 2022 · US
Electromagnetic wave transmission apparatus and electromagnetic wave communication system
US-2022103406-A1 · Mar 31, 2022 · US
Oscillator, illumination device, and imaging device
US-11283406-B2 · Mar 22, 2022 · US
Element used for an oscillation or detection of a terahertz wave
US-11258156-B2 · Feb 22, 2022 · US
Terahertz element and semiconductor device
US-11239547-B2 · Feb 1, 2022 · US
Electromagnetic wave generation device and electromagnetic wave generation system
US-2022006425-A1 · Jan 6, 2022 · US
Terahertz-wave detector and terahertz unit
US-11156550-B2 · Oct 26, 2021 · US
High-power terahertz oscillator
US-2021328550-A1 · Oct 21, 2021 · US
Gunn diode and method for generating a terahertz radiation
US-2021328143-A1 · Oct 21, 2021 · US
Terahertz device and production method for terahertz device
US-2021167254-A1 · Jun 3, 2021 · US
Oscillator and imaging device
US-11025199-B2 · Jun 1, 2021 · US
Device emitting or detecting terahertz waves, and manufacturing method for device
US-2021091722-A1 · Mar 25, 2021 · US
Semiconductor device
US-10951167-B2 · Mar 16, 2021 · US
Terahertz device
US-2021063305-A1 · Mar 4, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03B7/08?
- CPC H03B7/08 is the Cooperative Patent Classification code for “being a tunnel diode.”
- How many patents are filed under CPC H03B7/08 (being a tunnel diode)?
- Our database includes 111 publications tagged with this CPC code.
- Is patent activity under CPC H03B7/08 growing?
- Publication counts under this code: 10 in 2024 vs 12 in 2025 (latest complete years).