HY

Hirotaka Yanagisawa

SE Seiko Epson: 4 patents #103 of 1,276Top 9%
Overall (2022): #48,306 of 548,613Top 9%
4
Patents 2022

Issued Patents 2022

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11537031 Optical system, projector, and imaging apparatus — 2022-12-27
11385532 Projection system and projector — 2022-07-12
11333957 Projection system and projector — 2022-05-17
11215908 Lens unit, projection optical system, and projector — 2022-01-04