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

Kyohei Ishii

CK Casio Keisanki: 3 patents #2 of 9Top 25%
Overall (2025): #55,035 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1092612 Electronic calculator Shunsuke Oka 2025-09-09
D1084116 Electronic calculator Shunsuke Oka 2025-07-15
D1075900 Electronic calculator Shunsuke Oka 2025-05-20