Dmd based uv absorption detector for liquid chromatography
US-2018313796-A1 · Nov 1, 2018 · US
Slit arrangements {slit adjustment}
Slit arrangements {slit adjustment} · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01J3/04 |
| Official title | Slit arrangements {slit adjustment} |
| Display label | Slit arrangements {slit adjustment} |
| Total patents | 178 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 20 |
| 2016 | 13 |
| 2017 | 15 |
| 2018 | 20 |
| 2019 | 25 |
| 2020 | 21 |
| 2021 | 8 |
| 2022 | 17 |
| 2023 | 7 |
| 2024 | 13 |
| 2025 | 15 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method of optical axis alignment monitor and feedback control for a spectrometer
US-10113908-B1 · Oct 30, 2018 · US
Optical systems with improved signal to noise ratio
US-10107684-B1 · Oct 23, 2018 · US
Radiation receiving system
US-2018292757-A1 · Oct 11, 2018 · US
Raman spectroscopy
US-2018275067-A1 · Sep 27, 2018 · US
Icp emission spectrophotometer
US-2018275069-A1 · Sep 27, 2018 · US
Spectrometer, and spectrometer production method
US-10060792-B2 · Aug 28, 2018 · US
Optical spectrum measurement device
US-2018172512-A1 · Jun 21, 2018 · US
Spectrometer, and spectrometer production method
US-9976900-B2 · May 22, 2018 · US
Optical Arrangement for a Spectral Analysis System, Method for its Production, and Spectral Analysis System
US-2018087963-A1 · Mar 29, 2018 · US
Spectrometer, and spectrometer production method
US-9921103-B2 · Mar 20, 2018 · US
Optical device for improved wavelength resolution and wavelength accuracy
US-9863810-B2 · Jan 9, 2018 · US
Spectrometer, and spectrometer production method
US-2017363468-A1 · Dec 21, 2017 · US
Systems, methods, and apparatus for radiation detection
US-9810578-B2 · Nov 7, 2017 · US
Spectral colorimetric apparatus and image forming apparatus that uses the same
US-2017299504-A1 · Oct 19, 2017 · US
Spectral-image acquisition device
US-2017299436-A1 · Oct 19, 2017 · US
Adjustable aperture device with integral aperture holes
US-9786400-B2 · Oct 10, 2017 · US
Spectrometer
US-9759604-B2 · Sep 12, 2017 · US
Adjustment mechanism
US-9754775-B2 · Sep 5, 2017 · US
Multi-mode imaging spectrometer
US-9726542-B2 · Aug 8, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01J3/04?
- CPC G01J3/04 is the Cooperative Patent Classification code for “Slit arrangements {slit adjustment}.”
- How many patents are filed under CPC G01J3/04 (Slit arrangements {slit adjustment})?
- Our database includes 178 publications tagged with this CPC code.
- Is patent activity under CPC G01J3/04 growing?
- Publication counts under this code: 13 in 2024 vs 15 in 2025 (latest complete years).