HK

Hirokatsu KATOH

Casio Computer Co.: 4 patents #1 of 108Top 1%
Overall (2025): #36,227 of 469,880Top 8%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12413903 External member, external member molding method, and electronic instrument Hiroki AKAI, Takahiro Moriya, Yoshihiko Sato 2025-09-09
12389144 External member, external member molding method, and electronic instrument Hiroki AKAI, Takahiro Moriya, Yoshihiko Sato 2025-08-12
12347411 Electronic keyboard instrument Hiroki AKAI 2025-07-01
12300205 Rotary operation device, and electronic keyboard instrument 2025-05-13