Masao Kumagai

Person

Kasugai, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Control circuit, electronic device, and method for controlling powe...
- Patent number 8,823,344
- Issue date Sep 2, 2014
- Spansion LLC
- Koichiro Kushida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
D/A converter
- Patent number 7,978,168
- Issue date Jul 12, 2011
- Fujitsu Semiconductor Limited
- Hideto Fukuda
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Driver IC for display and display including same
- Patent number 7,903,071
- Issue date Mar 8, 2011
- Fujitsu Semiconductor Limited
- Hideto Fukuda
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Semiconductor device and liquid crystal panel driver device
- Patent number 7,580,020
- Issue date Aug 25, 2009
- Fujitsu Microelectronics Limited
- Shinya Udo
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for driving display and drive circuit for display
- Patent number 7,268,763
- Issue date Sep 11, 2007
- Fujitsu Limited
- Hideto Fukuda
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Semiconductor device, display device, and signal transmission system
- Patent number 7,215,312
- Issue date May 8, 2007
- Fujitsu Limited
- Masao Kumagai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Integrated circuit free from accumulation of duty ratio errors
- Patent number 7,180,512
- Issue date Feb 20, 2007
- Fujitsu Limited
- Masao Kumagai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Semiconductor device and liquid crystal panel driver device
- Patent number 7,098,878
- Issue date Aug 29, 2006
- Fujitsu Limited
- Shinya Udo
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Semiconductor device and liquid crystal panel display driver
- Patent number 7,079,104
- Issue date Jul 18, 2006
- Fujitsu Limited
- Masao Kumagai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Semiconductor device equipped with transfer circuit for cascade con...
- Patent number 6,847,346
- Issue date Jan 25, 2005
- Fujitsu Limited
- Masao Kumagai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Schmitt trigger circuit
- Patent number 4,883,975
- Issue date Nov 28, 1989
- Fujitsu Limited
- Hiromu Enomoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Logic circuit
- Patent number 4,774,620
- Issue date Sep 27, 1988
- Fujitsu Limited
- Hiromu Enomoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Two-stage gate circuit providing inverted and non-inverted outputs
- Patent number 4,703,202
- Issue date Oct 27, 1987
- Fujitsu Limited
- Hiromu Enomoto
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
CONTROL CIRCUIT, ELECTRONIC DEVICE, AND METHOD FOR CONTROLLING POWE...
- Publication number 20120212195
- Publication date Aug 23, 2012
- FUJITSU SEMICONDUCTOR LIMITED
- Koichiro Kushida
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method for driving display and drive circuit for display
- Publication number 20070296678
- Publication date Dec 27, 2007
- Hideto Fukuda
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Method for driving display and drive circuit for display
- Publication number 20070296679
- Publication date Dec 27, 2007
- Hideto Fukuda
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Semiconductor device and liquid crystal panel driver device
- Publication number 20060256052
- Publication date Nov 16, 2006
- FUJITSU LIMITED
- Shinya Udo
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Method for driving display and drive circuit for display
- Publication number 20040090408
- Publication date May 13, 2004
- FUJITSU LIMITED
- Hideto Fukuda
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Semiconductor device, display device, and signal transmission system
- Publication number 20030218588
- Publication date Nov 27, 2003
- FUJITSU LIMITED
- Masao Kumagai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Driver circuit for liquid crystal display panel
- Publication number 20030151575
- Publication date Aug 14, 2003
- FUJITSU LIMITED
- Shinya Udo
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Integrated circuit free from accumulation of duty ratio errors
- Publication number 20030142053
- Publication date Jul 31, 2003
- FUJITSU LIMITED
- Masao Kumagai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Semiconductor device equipped with transfer circuit for cascade con...
- Publication number 20030103390
- Publication date Jun 5, 2003
- FUJITSU LIMITED
- Masao Kumagai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Semiconductor device and liquid crystal panel display driver
- Publication number 20030103028
- Publication date Jun 5, 2003
- FUJITSU LIMITED
- Masao Kumagai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Semiconductor device and liquid crystal panel driver device
- Publication number 20030098859
- Publication date May 29, 2003
- FUJITSU LIMITED
- Shinya Udo
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Masao Kumagai

Person

Patents Grantslast 30 patents

Control circuit, electronic device, and method for controlling powe...

D/A converter

Driver IC for display and display including same

Semiconductor device and liquid crystal panel driver device

Method for driving display and drive circuit for display

Semiconductor device, display device, and signal transmission system

Integrated circuit free from accumulation of duty ratio errors

Semiconductor device and liquid crystal panel driver device

Semiconductor device and liquid crystal panel display driver

Semiconductor device equipped with transfer circuit for cascade con...

Schmitt trigger circuit

Logic circuit

Two-stage gate circuit providing inverted and non-inverted outputs

Patents Applicationslast 30 patents

CONTROL CIRCUIT, ELECTRONIC DEVICE, AND METHOD FOR CONTROLLING POWE...

Method for driving display and drive circuit for display

Method for driving display and drive circuit for display

Semiconductor device and liquid crystal panel driver device

Method for driving display and drive circuit for display

Semiconductor device, display device, and signal transmission system

Driver circuit for liquid crystal display panel

Integrated circuit free from accumulation of duty ratio errors

Semiconductor device equipped with transfer circuit for cascade con...

Semiconductor device and liquid crystal panel display driver

Semiconductor device and liquid crystal panel driver device