Yoshito Koyama

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and information processing apparatus
- Patent number 8,847,643
- Issue date Sep 30, 2014
- Fujitsu Limited
- Koji Migita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for suppressing a voltage fluctuation applying to a load by...
- Patent number 8,543,845
- Issue date Sep 24, 2013
- Fujitsu Limited
- Yoshito Koyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
PLL circuit, method of controlling PLL circuit, and digital circuit
- Patent number 8,536,911
- Issue date Sep 17, 2013
- Fujitsu Limited
- Koji Nakamuta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Analog-digital converting apparatus and clock signal output apparatus
- Patent number 8,488,062
- Issue date Jul 16, 2013
- Fujitsu Limited
- Koji Nakamuta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital PLL circuit and clock generating method
- Patent number 8,436,665
- Issue date May 7, 2013
- Fujitsu Limited
- Koji Nakamuta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Temperature control device
- Patent number 8,183,940
- Issue date May 22, 2012
- Fujitsu Limited
- Yoshito Koyama
- G05 - CONTROLLING REGULATING
Information Patent Grant
Phase control device, phase-control printed board, and control method
- Patent number 8,149,033
- Issue date Apr 3, 2012
- Fujitsu Limited
- Yoshiharu Yoshizawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Phase controlling apparatus, phase-control printed board, and contr...
- Patent number 8,089,308
- Issue date Jan 3, 2012
- Fujitsu Limited
- Yoshiharu Yoshizawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Phase controlling apparatus, phase-control printed board, and contr...
- Patent number 8,049,542
- Issue date Nov 1, 2011
- Fujitsu Limited
- Yoshiharu Yoshizawa
Information Patent Grant
Power supply voltage output circuit
- Patent number 8,040,192
- Issue date Oct 18, 2011
- Fujitsu Limited
- Masazumi Maeda
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power supply device having load detection function and communicatio...
- Patent number 7,958,378
- Issue date Jun 7, 2011
- Fujitsu Limited
- Yoshito Koyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital PLL circuit
- Patent number 7,664,217
- Issue date Feb 16, 2010
- Fujitsu Limited
- Koji Nakamuta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
PLL circuit
- Patent number 7,417,477
- Issue date Aug 26, 2008
- Fujitsu Limited
- Yoshito Koyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Clock supply device
- Patent number 7,368,962
- Issue date May 6, 2008
- Fujitsu Limited
- Koji Nakamuta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Frequency synthesizer
- Patent number 7,355,457
- Issue date Apr 8, 2008
- Fujitsu Limited
- Yoshito Koyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Atomic oscillator
- Patent number 6,812,800
- Issue date Nov 2, 2004
- Fujitsu Limited
- Hideyuki Matsuura
- G04 - HOROLOGY
Information Patent Grant
Oscillator controller and atomic oscillator
- Patent number 6,801,091
- Issue date Oct 5, 2004
- Fujitsu Limited
- Ken Atsumi
- G04 - HOROLOGY
Information Patent Grant
Rubidium atom oscillator generating a stable frequency
- Patent number 6,570,455
- Issue date May 27, 2003
- Fujitsu Limited
- Ken Atsumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Atomic oscillator utilizing a high frequency converting circuit and...
- Patent number 6,300,841
- Issue date Oct 9, 2001
- Fujitsu Limited
- Ken Atsumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Rubidium atomic oscillator with laser diode wavelength adjustment
- Patent number 5,751,193
- Issue date May 12, 1998
- Fujitsu Limited
- Yoshifumi Nakajima
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Rubidium atom oscillator with temperature stabilized frequency output
- Patent number 5,712,597
- Issue date Jan 27, 1998
- Fujitsu Limited
- Ken Atsumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and device for loading and unloading a film on and out of a...
- Patent number 4,770,404
- Issue date Sep 13, 1988
- Dainippon Screen Mfg. Co., Ltd.
- Tsutomu Ueyama
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE AND INFORMATION PROCESSING APPARATUS
- Publication number 20130307597
- Publication date Nov 21, 2013
- Fujitsu Limited
- Koji MIGITA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PLL CIRCUIT, METHOD OF CONTROLLING PLL CIRCUIT, AND DIGITAL CIRCUIT
- Publication number 20130241610
- Publication date Sep 19, 2013
- Koji NAKAMUTA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SIGNAL GENERATING APPARATUS AND METHOD OF GENERATING SIGNAL
- Publication number 20130063183
- Publication date Mar 14, 2013
- Fujitsu Limited
- Yoshinori Nakane
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DIGITAL PLL CIRCUIT AND CLOCK GENERATING METHOD
- Publication number 20120242386
- Publication date Sep 27, 2012
- Fujitsu Limited
- Koji Nakamuta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER CIRCUIT AND RADIO COMMUNICATION CIRCUIT USING SAME AND METHOD...
- Publication number 20110136450
- Publication date Jun 9, 2011
- FUJITSU LIMITED
- Minoru Hirahara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PHASE CONTROL DEVICE, PHASE-CONTROL PRINTED BOARD, AND CONTROL METHOD
- Publication number 20110018601
- Publication date Jan 27, 2011
- Fujitsu Limited
- Yoshiharu YOSHIZAWA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ANALOG-DIGITAL CONVERTING APPARATUS AND CLOCK SIGNAL OUTPUT APPARATUS
- Publication number 20100231789
- Publication date Sep 16, 2010
- Fujitsu Limited
- Koji Nakamuta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power supply device and electronic apparatus
- Publication number 20100176779
- Publication date Jul 15, 2010
- FUJITSU LIMITED
- Yoshito Koyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power supply device and electronic apparatus
- Publication number 20100176781
- Publication date Jul 15, 2010
- FUJITSU LIMITED
- Yoshito Koyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power supply device and electronic apparatus
- Publication number 20100176780
- Publication date Jul 15, 2010
- FUJITSU LIMITED
- Yoshito Koyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power supply device and electronic apparatus
- Publication number 20100171477
- Publication date Jul 8, 2010
- FUJITSU LIMITED
- Yoshito Koyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY VOLTAGE OUTPUT CIRCUIT
- Publication number 20100109786
- Publication date May 6, 2010
- FUJITSU LIMITED
- Masazumi Maeda
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TEMPERATURE CONTROL DEVICE
- Publication number 20100052801
- Publication date Mar 4, 2010
- Fujitsu Limited
- Yoshito Koyama
- G05 - CONTROLLING REGULATING
Information Patent Application
DDS CIRCUIT AND ELECTRONIC DEVICE HAVING THE SAME
- Publication number 20090295490
- Publication date Dec 3, 2009
- Fujitsu Limited
- Koji Nakamuta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PHASE CONTROLLING APPARATUS, PHASE-CONTROL PRINTED BOARD, AND CONTR...
- Publication number 20090256605
- Publication date Oct 15, 2009
- Fujitsu Limited
- Yoshiharu YOSHIZAWA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power supply device, signal output apparatus and power supply method
- Publication number 20080204105
- Publication date Aug 28, 2008
- FUJITSU LIMITED
- Minoru Hirahara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power supply device and communication apparatus
- Publication number 20080180867
- Publication date Jul 31, 2008
- FUJITSU LIMITED
- Yoshito Koyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power supply device and communication apparatus
- Publication number 20080184045
- Publication date Jul 31, 2008
- FUJITSU LIMITED
- Yoshito Koyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power supply device and communication apparatus
- Publication number 20080184046
- Publication date Jul 31, 2008
- FUJITSU LIMITED
- Yoshito Koyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Power supply device and communication apparatus
- Publication number 20080184048
- Publication date Jul 31, 2008
- FUJITSU LIMITED
- Yoshito Koyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Power supply device and communication apparatus
- Publication number 20080184054
- Publication date Jul 31, 2008
- FUJITSU LIMITED
- Yoshito Koyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PLL circuit
- Publication number 20080036513
- Publication date Feb 14, 2008
- FUJITSU LIMITED
- Yoshito Koyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Clock supply device
- Publication number 20070229128
- Publication date Oct 4, 2007
- FUJITSU LIMITED
- Koji Nakamuta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Digital PLL circuit
- Publication number 20060171496
- Publication date Aug 3, 2006
- FUJITSU LIMITED
- Koji Nakamuta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Frequency synthesizer
- Publication number 20050162197
- Publication date Jul 28, 2005
- Yoshito Koyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Atomic oscillator
- Publication number 20030146796
- Publication date Aug 7, 2003
- Hideyuki Matsuura
- G04 - HOROLOGY
Information Patent Application
Oscillator controller and atomic oscillator
- Publication number 20030146797
- Publication date Aug 7, 2003
- Ken Atsumi
- G04 - HOROLOGY
Information Patent Application
Rubidium atom oscillator generating a stable frequency
- Publication number 20020125959
- Publication date Sep 12, 2002
- Ken Atsumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Rubidium atom oscillator
- Publication number 20010035795
- Publication date Nov 1, 2001
- Hideyuki Matsuura
- H03 - BASIC ELECTRONIC CIRCUITRY

Yoshito Koyama

Person

Patents Grantslast 30 patents

Semiconductor device and information processing apparatus

Method for suppressing a voltage fluctuation applying to a load by...

PLL circuit, method of controlling PLL circuit, and digital circuit

Analog-digital converting apparatus and clock signal output apparatus

Digital PLL circuit and clock generating method

Temperature control device

Phase control device, phase-control printed board, and control method

Phase controlling apparatus, phase-control printed board, and contr...

Phase controlling apparatus, phase-control printed board, and contr...

Power supply voltage output circuit

Power supply device having load detection function and communicatio...

Digital PLL circuit

PLL circuit

Clock supply device

Frequency synthesizer

Atomic oscillator

Oscillator controller and atomic oscillator

Rubidium atom oscillator generating a stable frequency

Atomic oscillator utilizing a high frequency converting circuit and...

Rubidium atomic oscillator with laser diode wavelength adjustment

Rubidium atom oscillator with temperature stabilized frequency output

Method and device for loading and unloading a film on and out of a...

Patents Applicationslast 30 patents

SEMICONDUCTOR DEVICE AND INFORMATION PROCESSING APPARATUS

PLL CIRCUIT, METHOD OF CONTROLLING PLL CIRCUIT, AND DIGITAL CIRCUIT

SIGNAL GENERATING APPARATUS AND METHOD OF GENERATING SIGNAL

DIGITAL PLL CIRCUIT AND CLOCK GENERATING METHOD

POWER CIRCUIT AND RADIO COMMUNICATION CIRCUIT USING SAME AND METHOD...

PHASE CONTROL DEVICE, PHASE-CONTROL PRINTED BOARD, AND CONTROL METHOD

ANALOG-DIGITAL CONVERTING APPARATUS AND CLOCK SIGNAL OUTPUT APPARATUS

Power supply device and electronic apparatus

Power supply device and electronic apparatus

Power supply device and electronic apparatus

Power supply device and electronic apparatus

POWER SUPPLY VOLTAGE OUTPUT CIRCUIT

TEMPERATURE CONTROL DEVICE

DDS CIRCUIT AND ELECTRONIC DEVICE HAVING THE SAME

PHASE CONTROLLING APPARATUS, PHASE-CONTROL PRINTED BOARD, AND CONTR...

Power supply device, signal output apparatus and power supply method

Power supply device and communication apparatus

Power supply device and communication apparatus

Power supply device and communication apparatus

Power supply device and communication apparatus

Power supply device and communication apparatus

PLL circuit

Clock supply device

Digital PLL circuit

Frequency synthesizer

Atomic oscillator

Oscillator controller and atomic oscillator

Rubidium atom oscillator generating a stable frequency

Rubidium atom oscillator