KH

Katsumitsu Hama

SE Seiko Epson: 4 patents #3,385 of 7,774Top 45%
Overall (All Time): #1,189,340 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10488745 Light source device, illumination device, and projector Noriko Imae, Takayuki Matsubara, Noriyuki Hirano 2019-11-26
10108077 Light source apparatus and projector Tomohiro Takagi, Yuta Ito, Takayuki Matsubara 2018-10-23
8395748 Electro-optical display device and projector Chiyoaki Iijima, Kazuhiro Nishida 2013-03-12
8390748 Electro-optical display device and projector Chiyoaki Iijima, Kazuhiro Nishida 2013-03-05