Jumpei Kumagai

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device including thin film transistor
- Patent number 5,561,308
- Issue date Oct 1, 1996
- Kabushiki Kaisha Toshiba
- Hideyuki Kamata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Transistor with an offset gate structure
- Patent number 5,430,313
- Issue date Jul 4, 1995
- Kabushiki Kaisha Toshiba
- Jumpei Kumagai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device
- Patent number 5,324,975
- Issue date Jun 28, 1994
- Kabushiki Kaisha Toshiba
- Jumpei Kumagai
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser-broken fuse
- Patent number 5,321,300
- Issue date Jun 14, 1994
- Kabushiki Kaisha Toshiba
- Yoshio Usuda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Transistor with an offset gate structure
- Patent number 5,302,845
- Issue date Apr 12, 1994
- Kabushiki Kaisha Toshiba
- Jumpei Kumagai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device having a bit line constituted by a semi...
- Patent number 5,276,343
- Issue date Jan 4, 1994
- Kabushiki Kaisha Toshiba
- Jumpei Kumagai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device
- Patent number 5,194,752
- Issue date Mar 16, 1993
- Kabushiki Kaisha Toshiba
- Jumpei Kumagai
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 5,041,887
- Issue date Aug 20, 1991
- Kabushiki Kaisha Toshiba
- Jumpei Kumagai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dynamic memory device
- Patent number 5,016,071
- Issue date May 14, 1991
- Kabushiki Kaisha Toshiba
- Jumpei Kumagai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cell capacitor of a dynamic random access memory and a method of ma...
- Patent number 5,013,679
- Issue date May 7, 1991
- Kabushiki Kaisha Toshiba
- Jumpei Kumagai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing semiconductor device
- Patent number 4,950,617
- Issue date Aug 21, 1990
- Kabushiki Kaisha Toshiba
- Jumpei Kumagai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dynamic memory device with improved wiring layer layout
- Patent number 4,941,031
- Issue date Jul 10, 1990
- Kabushiki Kaisha Toshiba
- Jumpei Kumagai
- G11 - INFORMATION STORAGE

Jumpei Kumagai

Person

Patents Grantslast 30 patents

Semiconductor device including thin film transistor

Transistor with an offset gate structure

Semiconductor memory device

Laser-broken fuse

Transistor with an offset gate structure

Semiconductor memory device having a bit line constituted by a semi...

Semiconductor memory device

Semiconductor memory device

Dynamic memory device

Cell capacitor of a dynamic random access memory and a method of ma...

Method of manufacturing semiconductor device

Dynamic memory device with improved wiring layer layout