YO

Yasuhisa Oana

KT Kabushiki Kaisha Toshiba: 12 patents #2,533 of 21,451Top 15%
IBM: 3 patents #26,272 of 70,183Top 40%
AC Advanced Lcd Technologies Development Center Co.: 2 patents #21 of 41Top 55%
TO Toshiba: 2 patents #606 of 2,688Top 25%
LC Lg Philips Lcd Co.: 1 patents #528 of 888Top 60%
Overall (All Time): #259,379 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
7348598 Thin film transistor and liquid crystal display device using the same 2008-03-25
7067404 Thin film semiconductor device having a gate electrode insulator formed through high-heat oxidization Masakiyo Matsumura 2006-06-27
6828178 Thin film semiconductor device having arrayed configuration of semiconductor crystals and a method for producing it Masakiyo Matsumura, Hiroyuki Abe, Yoshitaka Yamamoto, Hideo Koseki, Mitsunori Warabisako 2004-12-07
6372083 Method of manufacturing semiconductor device and apparatus for manufacturing the same Kaichi FUKUDA, Takayoshi Dohi 2002-04-16
6146929 Method for manufacturing semiconductor device using multiple steps continuously without exposing substrate to the atmosphere Kaichi FUKUDA, Takayoshi Dohi 2000-11-14
6008869 Display device substrate and method of manufacturing the same Nobuki Ibaraki, Masayuki Dohjo, Yoshitaka Kamata 1999-12-28
5227901 Liquid crystal display device Tetsuya Iizuka, Shinichi Kamagami 1993-07-13
5170244 Electrode interconnection material, semiconductor device using this material and driving circuit substrate for display device Masayuki Dohjo, Mitsushi Ikeda 1992-12-08
5142392 Color liquid crystal display having light shielding layers and method of manufacturing thereof Toshihiro Ueki, Hitoshi Tomii 1992-08-25
5083853 Color liquid crystal display device having light-shielding conductive layers Toshihiro Ueki, Hitoshi Tomii 1992-01-28
5028551 Electrode interconnection material, semiconductor device using this material and driving circuit substrate for display device Masayuki Dohjo, Mitsushi Ikeda 1991-07-02
4975760 Electrode interconnection material, semiconductor device using this material and driving circuit substrate for display device Masayuki Dohjo, Mitsushi Ikeda 1990-12-04
4963240 Sputtering alloy target and method of producing an alloy film Yoshiharu Fukasawa, Mituo Kawai, Hideo Ishihara, Takenori Umeki 1990-10-16
4946259 Color liquid crystal display and method of manufacture Haruhiro Matino, Toshihiro Ueki, Motoji Kajimura 1990-08-07
4905066 Thin-film transistor Masayuki Dohjo, Mitsushi Ikeda 1990-02-27
4709990 Method of manufacturing a color-matrix-type liquid crystal display device 1987-12-01
4534622 Solid-state device having a plurality of optical functions Nozomu Harada, Keisuke Ogi, Koji Izawa, Akira Taya, Masanori Sakamoto 1985-08-13
4447825 III-V Group compound semiconductor light-emitting element having a doped tantalum barrier layer Nobuaki Yasuda, Masato Yamashita, Norio Ozawa 1984-05-08