OS

Osamu Shinkawa

SE Seiko Epson: 4 patents #92 of 1,214Top 8%
Overall (2023): #41,498 of 537,848Top 8%
4
Patents 2023

Issued Patents 2023

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11772383 Storage amount detection device and liquid discharge device — 2023-10-03
11654689 Liquid discharge device — 2023-05-23
11654690 Storage amount detection device and liquid discharge device — 2023-05-23
11590755 Liquid ejection device — 2023-02-28