YI

Yoshiki Ishizuka

KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
Overall (All Time): #1,251,414 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7375460 Electron emitting device and method of manufacturing the same Katsuyuki Naito, Masahiko Yamamoto 2008-05-20
7144286 Method of manufacturing cold cathode type electron emitting device Katsuyoshi Fukuda 2006-12-05
6881115 Electron emitting device and method of manufacturing the same Masahiko Yamamoto, Yumi Fukuda, Hironori Asai, Koji Suzuki 2005-04-19
6288413 Thin film transistor and method for producing same Norihiko Kamiura 2001-09-11