YI

Yoshitaka Itoh

SE Seiko Epson: 4 patents #59 of 895Top 7%
Overall (2003): #11,320 of 273,478Top 5%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6667834 Polarization luminaire and projection display 2003-12-23
RE38225 Projection display and illuminating optical system for it Toshiaki Hashizume 2003-08-19
6529250 Projector Osamu Murakami, Akitaka Yajima 2003-03-04
6513953 Illumination system and projector 2003-02-04