MH

Masahiko Hayakawa

Brother Kogyo: 3 patents #109 of 559Top 20%
SL Semiconductor Energy Laboratory: 1 patents #232 of 346Top 70%
Overall (2024): #47,433 of 561,600Top 9%
4
Patents 2024

Issued Patents 2024

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12164245 Cartridge having detachable cap to cover opening of casing for replenishing toner into storage bag accommodated in casing Nao Itabashi, Sakiho HAYAKAWA, Hotaka Kakutani, Shintaro Fukuoka, Haruka KIZU +1 more 2024-12-10
12159600 Display device Kenichi Wakimoto 2024-12-03
12138934 Image forming system, image forming apparatus, and bottle Daisuke Maeta, Shougo Sato 2024-11-12
12111587 Developing unit having guide that stably supports toner cartridge Masashi Imai, Shougo Sato 2024-10-08