TK

Tsubasa Kiriyama

Brother Kogyo: 2 patents #129 of 442Top 30%
Overall (2021): #102,818 of 548,734Top 20%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11099501 Toner cartridge having toner memory and attachable to drum cartridge having drum memory Hiroki Mori, Nao Itabashi, Atsushi Fukaya 2021-08-24
11054787 Drum cartridge having electrical contact surface positioned at outer surface of drum frame Hiroki Mori, Atsushi Fukaya, Nao Itabashi 2021-07-06