IO

Iwao Ohwada

NI Ngk Insulators: 58 patents #16 of 2,083Top 1%
Overall (All Time): #41,292 of 4,157,543Top 1%
58
Patents All Time

Issued Patents All Time

Showing 26–50 of 58 patents

Patent #TitleCo-InventorsDate
7187114 Electron emitter comprising emitter section made of dielectric material Yukihisa Takeuchi, Tsutomu Nanataki 2007-03-06
7176609 High emission low voltage electron emitter Yukihisa Takeuchi, Tsutomu Nanataki, Takayoshi Akao 2007-02-13
7129642 Electron emitting method of electron emitter Yukihisa Takeuchi, Tsutomu Nanataki 2006-10-31
7109962 Display device Yukihisa Takeuchi, Tsutomu Nanataki, Yasuharu Kuno, Takayoshi Akao 2006-09-19
7088049 Electron-emitting device and field emission display using the same Yukihisa Takeuchi, Tsutomu Nanataki, Tomoya Horiuchi 2006-08-08
7071628 Electronic pulse generation device Yukihisa Takeuchi, Tsutomu Nanataki 2006-07-04
7067970 Light emitting device Yukihisa Takeuchi, Tsutomu Nanataki 2006-06-27
7006061 Display device Yukihisa Takeuchi, Tsutomu Nanataki, Yasuharu Kuno, Takayoshi Akao 2006-02-28
6975074 Electron emitter comprising emitter section made of dielectric material Yukihisa Takeuchi, Tsutomu Nanataki 2005-12-13
6946800 Electron emitter, method of driving electron emitter, display and method of driving display Yukihisa Takeuchi, Tsutomu Nanataki, Nobuyuki Kokune, Tomoya Horiuchi 2005-09-20
6936972 Electron-emitting element and field emission display using the same Yukihisa Takeuchi, Tsutomu Nanataki, Tomoya Horiuchi 2005-08-30
6937034 Absolute value calculating element for converting AC signals into DC signals Yukihisa Takeuchi 2005-08-30
6897620 Electron emitter, drive circuit of electron emitter and method of driving electron emitter Yukihisa Takeuchi, Tsutomu Nanataki, Nobuyuki Kokune 2005-05-24
6753998 Optical system of display Yukihisa Takeuchi, Tsutomu Nanataki, Isao Shikata, Kei Sato 2004-06-22
6702196 Circuit for driving liquid drop spraying apparatus Takao Ohnishi, Toshikazu Hirota 2004-03-09
6690344 Method and apparatus for driving device and display Yukihisa Takeuchi, Tsutomu Nanataki, Takayoshi Akao 2004-02-10
6682318 Pump Yukihisa Takeuchi, Tsutomu Nanataki 2004-01-27
6666658 Microfluidic pump device Yukihisa Takeuchi, Tsutomu Nanataki 2003-12-23
6565331 Pump Yukihisa Takeuchi, Tsutomu Nanataki 2003-05-20
6549437 Voltage converter Yukihisa Takeuchi 2003-04-15
6545421 Current controlling element Yukihisa Takeuchi, Tsutomu Nanataki 2003-04-08
6528925 Piezoelectric/electrostrictive element driving circuit Yukihisa Takeuchi 2003-03-04
6508411 Method of driving liquid-drop spraying device Takao Ohnishi, Toshikazu Hirota 2003-01-21
6483492 Display-driving device and display-driving method performing gradation control based on a temporal modulation system Yukihisa Takeuchi, Tsutomu Nanataki, Takayoshi Akao 2002-11-19
6476336 Current controlling element Yukihisa Takeuchi, Tsutomu Nanataki 2002-11-05