Entropy based software clock recovery for real-equivalent-time oscilloscopes
US-2025271500-A1 · Aug 28, 2025 · US
Cathode-ray oscilloscopes
Cathode-ray oscilloscopes · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01R13/20 |
| Official title | Cathode-ray oscilloscopes |
| Display label | Cathode-ray oscilloscopes |
| Total patents | 32 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 6 |
| 2019 | 3 |
| 2020 | 6 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Test probe adapter
US-12092657-B2 · Sep 17, 2024 · US
Oscilloscope having a principal component analyzer
US-2023408551-A1 · Dec 21, 2023 · US
Measurement apparatus and method for controlling a measurement apparatus
US-11531045-B2 · Dec 20, 2022 · US
Modular probe for automated test applications
US-11408916-B2 · Aug 9, 2022 · US
Test or measurement instrument and method
US-11388204-B2 · Jul 12, 2022 · US
Electrical measurement device
US-11307061-B2 · Apr 19, 2022 · US
Test Probe Adapter
US-2021263073-A1 · Aug 26, 2021 · US
Measurement apparatus and method for controlling a measurement apparatus
US-2021123952-A1 · Apr 29, 2021 · US
Multi-domain measurement system as well as use of a multi-domain measurement system
US-10962575-B2 · Mar 30, 2021 · US
Abnormality detection system and abnormality detection program
US-2020410363-A1 · Dec 31, 2020 · US
Test or measurement instrument and method
US-2020351311-A1 · Nov 5, 2020 · US
Modular Probe for Automated Test Applications
US-2020284822-A1 · Sep 10, 2020 · US
Analog transitional storage
US-10670632-B2 · Jun 2, 2020 · US
Test tool for power distribution networks
US-10564191-B2 · Feb 18, 2020 · US
Inductor current measurement probe
US-10551417-B2 · Feb 4, 2020 · US
Electrical measurement device
US-2019277670-A1 · Sep 12, 2019 · US
Multi-domain measurement system as well as use of a multi-domain measurement system
US-2019064233-A1 · Feb 28, 2019 · US
Oscilloscope with internally generated mixed signal oscilloscope demo mode stimulus, and integrated demonstration and training signals
US-10197600-B2 · Feb 5, 2019 · US
Universal power distribution test tool and methodology
US-10126374-B2 · Nov 13, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01R13/20?
- CPC G01R13/20 is the Cooperative Patent Classification code for “Cathode-ray oscilloscopes.”
- How many patents are filed under CPC G01R13/20 (Cathode-ray oscilloscopes)?
- Our database includes 32 publications tagged with this CPC code.
- Is patent activity under CPC G01R13/20 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).