H04N 21/251

Learning process for intelligent management

Official title: {Learning process for intelligent management, e.g. learning user preferences for recommending movies (details of learning user preferences for the retrieval of video data in a video database G06F16/739; computer systems using learning methods G06N3/08)}

H04N21/251 (Learning process for intelligent management) appears on 3,332 US grants and 4,179 published applications in this corpus.

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3,332
Published applications
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907
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6,559
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6 Oct 2026

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H04N 21/251: granted patents and published applications per publication year
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199610
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1998110
199960
200080
200157
2002437
2003630
20041116
2005029
20061247
2007762
20081270
200922102
20103187
20113786
201257105
201392168
2014143297
2015200252
2016213294
2017240261
2018212208
2019258261
2020297288
2021264274
2022269284
2023279268
2024287256
2025215242
2026128148

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