Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
AI

Atsunori ICHIKAWA

NT NTT: 4 patents #55 of 767Top 8%
Overall (2025): #39,380 of 469,880Top 9%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12346478 Secure computation system, secure computation apparatus, method, and program Koki Hamada 2025-07-01
12333039 Secret hash table construction system, reference system, methods for the same Koki Hamada, Ryo Kikuchi 2025-06-17
12255993 Data access method, data storage system, server apparatus, client apparatus, and program Koki Hamada 2025-03-18
12189594 Secret hash table construction apparatus, secret hash table construction system, secret hash table construction method and program 2025-01-07