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O'Brien Stephen patents

O'Brien Stephen is listed as an inventor on 27 patents in our database. Major assignees and classification codes are summarized below.

Inventor statistics
MetricValue
InventorO'Brien Stephen
Total patents27
First publicationApr 27, 2017
Latest publicationNov 25, 2025

Notable patents

Publications ranked by popularity score, then publication date.

Recent patents

Latest publications not already listed above.

Major assignees

Companies most often associated with this inventor's publications.

Top CPC classifications

Most common classification codes across this inventor's patents.

Top CPC codes for this inventor
CPCPatents
H10W20/49712
H01F27/280412
H01F2019/08510
H10W20/4967
H01F27/3247