TK

Takashi Koyanagi

NK Nihon Kohden: 1 patents #11 of 47Top 25%
Canon: 1 patents #1,068 of 2,977Top 40%
Overall (2025): #82,489 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12405550 Developing device, process cartridge, and electrophotographic image forming apparatus Kineo Takeno, Takuho Sato 2025-09-02
12377276 Pulse discrimination device and electrocardiogram analyzer Kazutora Iinuma, Hiroshi Kubo 2025-08-05