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Sejima Koichi patents

Sejima Koichi is listed as an inventor on 8 patents in our database. Major assignees and classification codes are summarized below.

Inventor statistics
MetricValue
InventorSejima Koichi
Total patents8
First publicationFeb 28, 2019
Latest publicationDec 30, 2025

Notable patents

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Recent patents

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Major assignees

Companies most often associated with this inventor's publications.

Top assignees for this inventor
AssigneePatents
Sony Semiconductor Solutions Corp6
Sony Corp2

Top CPC classifications

Most common classification codes across this inventor's patents.

Top CPC codes for this inventor
CPCPatents
H10F39/8116
H10F39/1994
H10F39/8074
H10W20/014
H10W20/404