Top Patent Classifications
Showing top 20 classifications by patent count from February 19, 2025 to February 19, 2026
| Rank | Classification Code | Classification Name | Patent Count |
| 1 | Network security protocols | 17,715 | |
| 2 | Machine learning | 15,295 | |
| 3 | Measuring for diagnostic purposes; Identification of persons | 13,629 | |
| 4 | Arrangements affording multiple use of the transmission path | 12,799 | |
| 5 | Image analysis | 11,008 | |
| 6 | Antineoplastic agents | 10,768 | |
| 7 | Details of semiconductor or other solid state devices | 10,295 | |
| 8 | Energy storage using batteries | 10,021 | |
| 9 | Input arrangements or combined input and output arrangements for interaction ... | 9,595 | |
| 10 | using neural networks | 8,989 | |
| 11 | Learning methods | 8,827 | |
| 12 | Digital input from, or digital output to, record carriers; , e.g. RAID, emula... | 8,678 | |
| 13 | Training; Learning | 8,396 | |
| 14 | Medicinal preparations characterised by special physical form | 7,775 | |
| 15 | including means for verifying the identity or authority of a user of the syst... | 7,517 | |
| 16 | Artificial neural networks [ANN] | 7,424 | |
| 17 | Protecting access to data via a platform, e.g. using keys or access control r... | 7,383 | |
| 18 | Combinations of networks | 7,326 | |
| 19 | Mixtures of active ingredients without chemical characterisation, e.g. antiph... | 7,033 | |
| 20 | the region being a block, e.g. a macroblock | 6,852 |