Top CPC Classifications

Showing top 20 classifications by patent count from May 31, 2026 to August 31, 2026

Rank Assignees Code Name Patents Issued
1 H04L9/40 Network security protocols 2,230
2 H04L5/00 Digital Information transmission arrangements 1,913
3 A61B5/00 Medical measurements for diagnostic or identification purposes 1,887
4 H10W90/00 Package configurations 1,777
5 G06N20/00 Machine learning 1,671
6 G06T7/00 Image analysis 1,520
7 A61P35/00 Antineoplastic agents for therapeutic or medicinal preparations 1,358
8 A61K9/00 Medicinal preparations characterised by special physical form 1,284
9 G06F3/01 Human/computer interaction arrangements 1,206
10 G06T2207/20081 Algorithms for training image processing systems 1,091
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 1,000
12 G06V10/82 Video processing using neural networks 985
13 G06F3/06 Electronic data storage arrangements 985
14 H10K59/80 Construction of organic electric solid-state semiconductors 965
15 H10D30/01 Manufacture of inorganic solid state field-effect transistors 911
16 G06T2207/20084 Artificial neural networks [ANN] 910
17 C07K16/28 against receptors, cell surface antigens or cell surface determinants 904
18 H04N19/176 the region being a block, e.g. a macroblock 875
19 H01M10/0525 Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries 872
20 H04B7/06 at the transmitting station 869