KM

Koichi Muramatsu

Ricoh Company: 1 patents #317 of 950Top 35%
PA Panasonic: 1 patents #863 of 2,366Top 40%
Overall (2024): #144,818 of 561,600Top 30%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12108202 Speaker unit and earphone Satoshi Obase 2024-10-01
11904308 Liquid ejection unit and liquid ejection device 2024-02-20