KT

Keiichiro Tokushige

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,581,368 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7364327 Projection type display unit Takeshi Katayama, Hideharu Saito, Tatsuo Morita 2008-04-29
7252416 Projection type display unit Takeshi Katayama, Hideharu Saito, Tatsuo Morita 2007-08-07
7040763 Image display device Mikio Shiraishi, Takeshi Katayama, Hideki Okuyama 2006-05-09