Ichiro Utsumi

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Glass bulb for color picture tube and the same tube
- Patent number RE39739
- Issue date Jul 24, 2007
- Sony Corporation
- Yukinobu Iguchi
- 313 - Electric lamp and discharge devices
Information Patent Grant
Glass bulb for color picture tube and the same tube
- Patent number 6,016,028
- Issue date Jan 18, 2000
- Sony Corporation
- Yukinobu Iguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color selecting mechanism of cathode-ray tube and color selecting m...
- Patent number 5,949,183
- Issue date Sep 7, 1999
- Sony Corporation
- Koji Saita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Flat CRT having a carbon layer on an inner surface of a back panel
- Patent number 5,656,885
- Issue date Aug 12, 1997
- Sony Corporation
- Yoji Kohno
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermal transfer foil and a method of forming a phosphor screen by...
- Patent number 5,418,075
- Issue date May 23, 1995
- Sony Corporation
- Ichiro Utsumi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Convergence correction circuit for cathode ray tube
- Patent number 5,396,156
- Issue date Mar 7, 1995
- Sony Corporation
- Yukinobu Iguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electron gun supporting member
- Patent number 5,210,460
- Issue date May 11, 1993
- Sony Corporation
- Ichiro Utsumi
- H01 - BASIC ELECTRIC ELEMENTS

Ichiro Utsumi

Person

Patents Grantslast 30 patents

Glass bulb for color picture tube and the same tube

Glass bulb for color picture tube and the same tube

Color selecting mechanism of cathode-ray tube and color selecting m...

Flat CRT having a carbon layer on an inner surface of a back panel

Thermal transfer foil and a method of forming a phosphor screen by...

Convergence correction circuit for cathode ray tube

Electron gun supporting member