Top CPC Classifications

Showing top 20 classifications by patent count from May 24, 2026 to August 24, 2026

Rank Assignees Code Name Patents Issued
1 H04L9/40 Network security protocols 2,255
2 A61B5/00 Medical measurements for diagnostic or identification purposes 1,964
3 H04L5/00 Digital Information transmission arrangements 1,963
4 H10W90/00 Package configurations 1,842
5 G06N20/00 Machine learning 1,747
6 G06T7/00 Image analysis 1,567
7 A61P35/00 Antineoplastic agents for therapeutic or medicinal preparations 1,435
8 A61K9/00 Medicinal preparations characterised by special physical form 1,338
9 G06F3/01 Human/computer interaction arrangements 1,247
10 G06T2207/20081 Algorithms for training image processing systems 1,113
11 H04L9/32 including means for verifying the identity or authority of a user of the system; or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials 1,030
12 G06F3/06 Electronic data storage arrangements 1,018
13 G06V10/82 Video processing using neural networks 1,017
14 H10K59/80 Construction of organic electric solid-state semiconductors 985
15 H10D30/01 Manufacture of inorganic solid state field-effect transistors 958
16 C07K16/28 against receptors, cell surface antigens or cell surface determinants 941
17 G06T2207/20084 Artificial neural networks [ANN] 929
18 H01M10/0525 Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries 921
19 G06F21/62 Protecting access to data via a platform, e.g. using keys or access control rules 902
20 H04N19/176 the region being a block, e.g. a macroblock 883