Toshio Tojo

Person

Ichinomiya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Color cathode ray tube
- Patent number 7,148,615
- Issue date Dec 12, 2006
- Hitachi Displays, Ltd.
- Toshio Tojo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display apparatus with a multi-layer absorption, conduction and pro...
- Patent number 6,992,425
- Issue date Jan 31, 2006
- Hitachi, Ltd.
- Takao Ishikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube and method of manufacturing thereof
- Patent number 6,771,017
- Issue date Aug 3, 2004
- Hitachi, Ltd.
- Masahiro Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having a pigment on a panel front face
- Patent number 6,642,647
- Issue date Nov 4, 2003
- Hitachi, Ltd.
- Maki Taniguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Flat face type color cathode ray tube having panel with curved inne...
- Patent number 6,555,953
- Issue date Apr 29, 2003
- Hitachi Ltd.
- Masahiro Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color picture tube
- Patent number 6,465,947
- Issue date Oct 15, 2002
- Hitachi, Ltd.
- Toshio Tojo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube with panel glass having a different light ab...
- Patent number 6,359,380
- Issue date Mar 19, 2002
- Hitachi, Ltd.
- Masahiro Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having high and low refractive index films on the...
- Patent number 6,351,062
- Issue date Feb 26, 2002
- Hitachi, Ltd.
- Masahiro Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube equipped with field leak preventing coating
- Patent number 6,348,770
- Issue date Feb 19, 2002
- Hitachi, Ltd.
- Masahiro Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube equipped with field leak preventing coating
- Patent number 6,268,704
- Issue date Jul 31, 2001
- Hitachi, Ltd.
- Masahiro Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having high and low refractive index films on the...
- Patent number 6,163,109
- Issue date Dec 19, 2000
- Hitachi, Ltd.
- Masahiro Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube with multilayered high- and low-refractive index f...
- Patent number 5,973,450
- Issue date Oct 26, 1999
- Hitachi, Ltd,
- Masahiro Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube with conductive silicon adhesive
- Patent number 5,757,117
- Issue date May 26, 1998
- Hitachi, Ltd.
- Shigemi Hirasawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube and method of making the same
- Patent number 4,944,706
- Issue date Jul 31, 1990
- Hitachi, Ltd.
- Toshio Tojo
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
DISPLAY DEVICE AND MANUFACTURING MEHTOD THEREOF
- Publication number 20100208186
- Publication date Aug 19, 2010
- Hitachi Displays, Ltd.
- Hideo TANABE
- G02 - OPTICS
Information Patent Application
Image display device
- Publication number 20070159075
- Publication date Jul 12, 2007
- Terunobu Satou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Flat-panel display apparatus
- Publication number 20060038480
- Publication date Feb 23, 2006
- Tetsu Ohishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Color cathode ray tube
- Publication number 20040178717
- Publication date Sep 16, 2004
- Toshio Tojo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Color cathode ray tube and method of manufacturing thereof
- Publication number 20020145377
- Publication date Oct 10, 2002
- Masahiro Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Color cathode ray tube
- Publication number 20020135291
- Publication date Sep 26, 2002
- Maki Taniguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Display device, production process thereof and flat cathode-ray tube
- Publication number 20020043922
- Publication date Apr 18, 2002
- Hitachi, Ltd.
- Tomoji Oishi
- H01 - BASIC ELECTRIC ELEMENTS

Toshio Tojo

Person

Patents Grantslast 30 patents

Color cathode ray tube

Display apparatus with a multi-layer absorption, conduction and pro...

Color cathode ray tube and method of manufacturing thereof

Cathode ray tube having a pigment on a panel front face

Flat face type color cathode ray tube having panel with curved inne...

Color picture tube

Color cathode ray tube with panel glass having a different light ab...

Cathode ray tube having high and low refractive index films on the...

Color cathode ray tube equipped with field leak preventing coating

Color cathode ray tube equipped with field leak preventing coating

Cathode ray tube having high and low refractive index films on the...

Cathode ray tube with multilayered high- and low-refractive index f...

Cathode ray tube with conductive silicon adhesive

Cathode ray tube and method of making the same

Patents Applicationslast 30 patents

DISPLAY DEVICE AND MANUFACTURING MEHTOD THEREOF

Image display device

Flat-panel display apparatus

Color cathode ray tube

Color cathode ray tube and method of manufacturing thereof

Color cathode ray tube

Display device, production process thereof and flat cathode-ray tube