Daisuke Hata

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Autofocus apparatus having a flash synchronized to an autofocus sam...
- Patent number 7,295,243
- Issue date Nov 13, 2007
- Ricoh Company, Ltd.
- Daisuke Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Auto-focus apparatus based on pixel resolution and control method f...
- Patent number 6,825,883
- Issue date Nov 30, 2004
- Ricoh Company, Ltd.
- Daisuke Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital camera and control method for the same
- Patent number 6,721,006
- Issue date Apr 13, 2004
- Ricoh Company, Ltd.
- Daisuke Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Autofocus apparatus
- Patent number 6,700,614
- Issue date Mar 2, 2004
- Ricoh Company, Ltd.
- Daisuke Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method, system, and computer readable medium for controlling automa...
- Patent number 6,657,668
- Issue date Dec 2, 2003
- Ricoh Company, Ltd.
- Daisuke Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method, system, and computer readable medium for controlling a digi...
- Patent number 6,603,508
- Issue date Aug 5, 2003
- Ricoh Company, Ltd.
- Daisuke Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Autofocus apparatus
- Patent number 6,430,368
- Issue date Aug 6, 2002
- Ricoh Company, Ltd.
- Daisuke Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital camera with variable gain to offset exposure error
- Patent number 6,100,928
- Issue date Aug 8, 2000
- Ricoh Company, Ltd.
- Daisuke Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pulse-controlled camera, method for setting control reference posit...
- Patent number 5,307,110
- Issue date Apr 26, 1994
- Ricoh Company, Ltd.
- Kousaku Sawabe
- G02 - OPTICS
Information Patent Grant
Vari-focal lens control system with lens driving and magnification...
- Patent number 5,274,223
- Issue date Dec 28, 1993
- Ricoh Company, Ltd.
- Daisuke Hata
- G02 - OPTICS
Information Patent Grant
Focusing device for driving focusing lens group according to a posi...
- Patent number 5,231,441
- Issue date Jul 27, 1993
- Ricoh Company, Ltd.
- Daisuke Hata
- G02 - OPTICS
Information Patent Grant
Lens controller
- Patent number 5,196,879
- Issue date Mar 23, 1993
- Ricoh Company, Ltd.
- Daisuke Hata
- G02 - OPTICS
Information Patent Grant
Lens controller includes a zooming optical system and a zooming spe...
- Patent number 5,028,773
- Issue date Jul 2, 1991
- Ricoh Company, Ltd.
- Daisuke Hata
- G02 - OPTICS
Information Patent Grant
Position detecting potentiometer for a moving body
- Patent number 4,994,752
- Issue date Feb 19, 1991
- Ricoh Company, Ltd.
- Daisuke Hata
- G01 - MEASURING TESTING
Information Patent Grant
Zooming optical system control device
- Patent number 4,899,190
- Issue date Feb 6, 1990
- Ricoh Company, Ltd.
- Daisuke Hata
- G02 - OPTICS
Information Patent Grant
Varifocal lens device
- Patent number 4,881,799
- Issue date Nov 21, 1989
- Ricoh Company, Ltd.
- Yoshimi Ohno
- G02 - OPTICS
Information Patent Grant
Auto-focus arithmetic device
- Patent number 4,831,405
- Issue date May 16, 1989
- Ricoh Company, Ltd.
- Daisuke Hata
- G02 - OPTICS
Information Patent Grant
Apparatus for controlling a motor in a camera
- Patent number 4,818,921
- Issue date Apr 4, 1989
- Ricoh Company, Ltd.
- Daisuke Hata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic focusing control system
- Patent number 4,777,505
- Issue date Oct 11, 1988
- Ricoh Company, Ltd.
- Daisuke Hata
- G02 - OPTICS
Information Patent Grant
Focus detecting device and image signal amplifier circuit therefor
- Patent number 4,763,154
- Issue date Aug 9, 1988
- Ricoh Company, Ltd.
- Susumu Iguchi
- G02 - OPTICS
Information Patent Grant
Charge-coupled device for automatic focusing and camera shake detec...
- Patent number 4,733,264
- Issue date Mar 22, 1988
- Ricoh Company, Ltd.
- Takayuki Hatase
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING APPARATUS, IN...
- Publication number 20180275157
- Publication date Sep 27, 2018
- Takafumi Ebesu
- G01 - MEASURING TESTING
Information Patent Application
POSITIONING SYSTEM AND PROGRAM
- Publication number 20170322286
- Publication date Nov 9, 2017
- RICOH COMPANY, LTD.
- Fumio YOSHIZAWA
- G01 - MEASURING TESTING
Information Patent Application
BEACON TRANSMITTING DEVICE AND BEACON TRANSMITTING METHOD
- Publication number 20170299688
- Publication date Oct 19, 2017
- RICOH COMPANY, LTD.
- Daisuke HATA
- G01 - MEASURING TESTING
Information Patent Application
INERTIAL DEVICE, CONTROL METHOD AND PROGRAM
- Publication number 20160370188
- Publication date Dec 22, 2016
- RICOH COMPANY, LTD.
- Yusuke MATSUSHITA
- G01 - MEASURING TESTING
Information Patent Application
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND C...
- Publication number 20160290806
- Publication date Oct 6, 2016
- Keisuke KONISHI
- G01 - MEASURING TESTING
Information Patent Application
DIRECTION ESTIMATING DEVICE, DIRECTION ESTIMATING SYSTEM, AND METHO...
- Publication number 20160273920
- Publication date Sep 22, 2016
- Yusuke MATSUSHITA
- G01 - MEASURING TESTING
Information Patent Application
Method, system, and computer readable medium for controlling automa...
- Publication number 20040061801
- Publication date Apr 1, 2004
- Daisuke Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Autofocus apparatus
- Publication number 20040056975
- Publication date Mar 25, 2004
- Daisuke Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Daisuke Hata

Person

Patents Grantslast 30 patents

Autofocus apparatus having a flash synchronized to an autofocus sam...

Auto-focus apparatus based on pixel resolution and control method f...

Digital camera and control method for the same

Autofocus apparatus

Method, system, and computer readable medium for controlling automa...

Method, system, and computer readable medium for controlling a digi...

Autofocus apparatus

Digital camera with variable gain to offset exposure error

Pulse-controlled camera, method for setting control reference posit...

Vari-focal lens control system with lens driving and magnification...

Focusing device for driving focusing lens group according to a posi...

Lens controller

Lens controller includes a zooming optical system and a zooming spe...

Position detecting potentiometer for a moving body

Zooming optical system control device

Varifocal lens device

Auto-focus arithmetic device

Apparatus for controlling a motor in a camera

Automatic focusing control system

Focus detecting device and image signal amplifier circuit therefor

Charge-coupled device for automatic focusing and camera shake detec...

Patents Applicationslast 30 patents

INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING APPARATUS, IN...

POSITIONING SYSTEM AND PROGRAM

BEACON TRANSMITTING DEVICE AND BEACON TRANSMITTING METHOD

INERTIAL DEVICE, CONTROL METHOD AND PROGRAM

INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND C...

DIRECTION ESTIMATING DEVICE, DIRECTION ESTIMATING SYSTEM, AND METHO...

Method, system, and computer readable medium for controlling automa...

Autofocus apparatus