Top Patent Classifications
Showing top 20 classifications by patent count from November 19, 2025 to February 19, 2026
| Rank | Classification Code | Classification Name | Patent Count |
| 1 | Network security protocols | 1,870 | |
| 2 | Measuring for diagnostic purposes; Identification of persons | 1,550 | |
| 3 | Machine learning | 1,368 | |
| 4 | Arrangements affording multiple use of the transmission path | 1,329 | |
| 5 | Details of semiconductor or other solid state devices | 1,328 | |
| 6 | Image analysis | 1,182 | |
| 7 | Input arrangements or combined input and output arrangements for interaction ... | 990 | |
| 8 | Antineoplastic agents | 942 | |
| 9 | Digital input from, or digital output to, record carriers; , e.g. RAID, emula... | 930 | |
| 10 | Medicinal preparations characterised by special physical form | 910 | |
| 11 | Training; Learning | 863 | |
| 12 | using neural networks | 835 | |
| 13 | Learning methods | 812 | |
| 14 | Manufacture or treatment | 793 | |
| 15 | including means for verifying the identity or authority of a user of the syst... | 793 | |
| 16 | Artificial neural networks [ANN] | 760 | |
| 17 | Shapes, relative sizes or dispositions of the regions of the semiconductor bo... | 728 | |
| 18 | Protecting access to data via a platform, e.g. using keys or access control r... | 723 | |
| 19 | Circuit arrangements for charging or depolarising batteries or for supplying ... | 714 | |
| 20 | the region being a block, e.g. a macroblock | 703 |