Hiroyuki Tamura

Person

Chiba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Color cathode ray tube having an improved electron gun
- Patent number 6,731,056
- Issue date May 4, 2004
- Hitachi, Ltd.
- Tsutomu Tojo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube
- Patent number 6,353,281
- Issue date Mar 5, 2002
- Hitachi, Ltd.
- Mitsuhiro Sugiyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube having an improved electron gun
- Patent number 6,348,759
- Issue date Feb 19, 2002
- Hitachi, Ltd.
- Tsutomu Tojo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube with coma reduced
- Patent number 6,337,534
- Issue date Jan 8, 2002
- Hitachi, Ltd.
- Masayoshi Misono
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
CRT deflection-defocusing correcting member therefor, a method of m...
- Patent number 6,259,196
- Issue date Jul 10, 2001
- Hitachi, Ltd.
- Masayoshi Misono
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube
- Patent number 6,232,711
- Issue date May 15, 2001
- Hitachi, Ltd.
- Mitsuhiro Sugiyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube with coma reduced
- Patent number 6,157,122
- Issue date Dec 5, 2000
- Hitachi, Ltd.
- Masayoshi Misono
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube having an improved electron gun
- Patent number 6,144,151
- Issue date Nov 7, 2000
- Hitachi, Ltd.
- Tsutomu Tojo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
CRT, deflection-defocusing correcting member therefor, a method of...
- Patent number 6,005,340
- Issue date Dec 21, 1999
- Hitachi, Ltd.
- Masayoshi Misono
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube with coma reduced
- Patent number 5,912,530
- Issue date Jun 15, 1999
- Hitachi, Ltd.
- Masayoshi Misono
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Color cathode ray tube having an improved electron gun
- Publication number 20020074928
- Publication date Jun 20, 2002
- Tsutomu Tojo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube
- Publication number 20010011865
- Publication date Aug 9, 2001
- Mitsuhiro Sugiyama
- H01 - BASIC ELECTRIC ELEMENTS

Hiroyuki Tamura

Person

Patents Grantslast 30 patents

Color cathode ray tube having an improved electron gun

Cathode ray tube

Color cathode ray tube having an improved electron gun

Color cathode ray tube with coma reduced

CRT deflection-defocusing correcting member therefor, a method of m...

Color cathode ray tube

Color cathode ray tube with coma reduced

Color cathode ray tube having an improved electron gun

CRT, deflection-defocusing correcting member therefor, a method of...

Color cathode ray tube with coma reduced

Patents Applicationslast 30 patents

Color cathode ray tube having an improved electron gun

Cathode ray tube