Yusuke Ohta

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Light-source device, detection device, and electronic apparatus
- Patent number 11,965,981
- Issue date Apr 23, 2024
- Ricoh Company, Ltd.
- Yusuke Ohta
- G01 - MEASURING TESTING
Information Patent Grant
Optical device, lighting apparatus, measuring apparatus, part-inspe...
- Patent number 11,581,698
- Issue date Feb 14, 2023
- Ricoh Company, Ltd.
- Yusuke Ohta
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Screen member, image display apparatus, and object apparatus
- Patent number 10,598,830
- Issue date Mar 24, 2020
- Ricoh Company, Ltd.
- Yusuke Ohta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging device, imaging system, and imaging method
- Patent number 9,661,278
- Issue date May 23, 2017
- Ricoh Company, Ltd.
- Keiji Omura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging system and authentication method
- Patent number 8,209,752
- Issue date Jun 26, 2012
- Ricoh Company, Ltd.
- Yusuke Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Document access control system, data processing apparatus, program...
- Patent number 7,992,188
- Issue date Aug 2, 2011
- Ricoh Company, Ltd.
- Yusuke Ohta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information tracking method, image forming apparatus, information p...
- Patent number 7,969,619
- Issue date Jun 28, 2011
- Ricoh Company, Ltd.
- Yusuke Ohta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital signing method, digital signing apparatus, portable informa...
- Patent number 7,861,086
- Issue date Dec 28, 2010
- Ricoh Company, Ltd.
- Yusuke Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of and system for correcting output values based upon condit...
- Patent number 6,130,763
- Issue date Oct 10, 2000
- Ricoh Company, Ltd.
- Yusuke Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Interactive color system editor and method of specifying potable co...
- Patent number 5,982,379
- Issue date Nov 9, 1999
- Ricoh Company, Ltd.
- Koichi Suzuki
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
LIGHT-SOURCE DEVICE, DETECTION DEVICE, AND ELECTRONIC APPARATUS
- Publication number 20210149023
- Publication date May 20, 2021
- Yusuke OHTA
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL DEVICE, LIGHTING APPARATUS, MEASURING APPARATUS, PART-INSPE...
- Publication number 20200303896
- Publication date Sep 24, 2020
- RICOH COMPANY, LTD.
- YUSUKE OHTA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SCREEN MEMBER, IMAGE DISPLAY APPARATUS, AND OBJECT APPARATUS
- Publication number 20190025473
- Publication date Jan 24, 2019
- Yusuke OHTA
- G02 - OPTICS
Information Patent Application
IMAGING DEVICE, IMAGING SYSTEM, AND IMAGING METHOD
- Publication number 20150130946
- Publication date May 14, 2015
- RICOH COMPANY, LTD.
- Keiji Omura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INJECTION MOLD, OPTICAL COMPONENT, OPTICAL SCANNING DEVICE, AND IMA...
- Publication number 20140253995
- Publication date Sep 11, 2014
- RICOH COMPANY, LTD.
- Takamichi OHHASHI
- G02 - OPTICS
Information Patent Application
IMAGING SYSTEM AND AUTHENTICATION METHOD
- Publication number 20100107242
- Publication date Apr 29, 2010
- Yusuke Ohta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Document Security System
- Publication number 20090271839
- Publication date Oct 29, 2009
- Yoichi Kanai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DOCUMENT ACCESS CONTROL SYSTEM, DATA PROCESSING APPARATUS, PROGRAM...
- Publication number 20070198462
- Publication date Aug 23, 2007
- Yusuke Ohta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Digital signing method, digital signing apparatus, portable informa...
- Publication number 20060031677
- Publication date Feb 9, 2006
- Yusuke Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Yusuke Ohta

Person

Patents Grantslast 30 patents

Light-source device, detection device, and electronic apparatus

Optical device, lighting apparatus, measuring apparatus, part-inspe...

Screen member, image display apparatus, and object apparatus

Imaging device, imaging system, and imaging method

Imaging system and authentication method

Document access control system, data processing apparatus, program...

Information tracking method, image forming apparatus, information p...

Digital signing method, digital signing apparatus, portable informa...

Method of and system for correcting output values based upon condit...

Interactive color system editor and method of specifying potable co...

Patents Applicationslast 30 patents

LIGHT-SOURCE DEVICE, DETECTION DEVICE, AND ELECTRONIC APPARATUS

OPTICAL DEVICE, LIGHTING APPARATUS, MEASURING APPARATUS, PART-INSPE...

SCREEN MEMBER, IMAGE DISPLAY APPARATUS, AND OBJECT APPARATUS

IMAGING DEVICE, IMAGING SYSTEM, AND IMAGING METHOD

INJECTION MOLD, OPTICAL COMPONENT, OPTICAL SCANNING DEVICE, AND IMA...

IMAGING SYSTEM AND AUTHENTICATION METHOD

Document Security System

DOCUMENT ACCESS CONTROL SYSTEM, DATA PROCESSING APPARATUS, PROGRAM...

Digital signing method, digital signing apparatus, portable informa...