B07C 5/3427
By changing or intensifying the optical properties prior to scanning
Official title: {by changing or intensifying the optical properties prior to scanning, e.g. by inducing fluorescence under UV or x-radiation, subjecting the material to a chemical reaction}
B07C5/3427 (By changing or intensifying the optical properties prior to scanning) appears on 119 US grants and 96 published applications in this corpus.
Search patents in B07C- Granted patents
- 119
- Published applications
- 96
- Assignees
- 74
- Inventors
- 245
- Latest grant
- 4 Nov 2025
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| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
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| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
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| 2020 | 10 | 7 |
| 2021 | 1 | 1 |
| 2022 | 6 | 2 |
| 2023 | 4 | 1 |
| 2024 | 5 | 5 |
| 2025 | 4 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Apparatus and method for multidimensional characterization of objects in real time123US 4,987,539 AStanford University · 1991
- Apparatus and method for sorting post-consumer articles according to PVC content120US 5,419,438 ASimco/Ramic Corporation · 1995
- Apparatus for the multisorting of scrap metals by x-ray analysis102US 4,848,590 A1989
- Method and means for sorting individual particles into containers for culturing, cloning, analysis, or the like83US 4,667,830 AThe Board of Trustees of the Leland Stanford Junior University · 1987
- High speed materials sorting using x-ray fluorescence82US 6,266,390 B1Spectramet, LLC · 2001