HO

Hirofumi Okubo

SE Seiko Epson: 2 patents #276 of 1,264Top 25%
Overall (2021): #156,543 of 548,734Top 30%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11019313 Projection optical apparatus and projector 2021-05-25
10942327 Centering mechanism, lens unit, projection system, and projector 2021-03-09