Kiichiro Nishina

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnification optical system
- Patent number 10,606,042
- Issue date Mar 31, 2020
- Ricoh Company, Ltd.
- Hibiki Tatsuno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Focus adjustment system for an image display device
- Patent number 10,451,961
- Issue date Oct 22, 2019
- Ricoh Company, Ltd.
- Hibiki Tatsuno
- G02 - OPTICS
Information Patent Grant
Magnification optical system
- Patent number 10,310,238
- Issue date Jun 4, 2019
- Ricoh Company, Ltd.
- Hibiki Tatsuno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnification optical system
- Patent number 9,841,584
- Issue date Dec 12, 2017
- Ricoh Company, Ltd.
- Hibiki Tatsuno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnification optical system
- Patent number 9,784,952
- Issue date Oct 10, 2017
- Ricoh Company, Ltd.
- Hibiki Tatsuno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnification optical system
- Patent number 9,348,121
- Issue date May 24, 2016
- Ricoh Company, Ltd.
- Hibiki Tatsuno
- G02 - OPTICS
Information Patent Grant
Enlargement optical system
- Patent number 9,158,119
- Issue date Oct 13, 2015
- Ricoh Company, Ltd.
- Kiichiro Nishina
- G02 - OPTICS
Information Patent Grant
Image displaying apparatus
- Patent number 9,069,238
- Issue date Jun 30, 2015
- Ricoh Company, Ltd.
- Kiichiro Nishina
- G02 - OPTICS
Information Patent Grant
Magnification optical system
- Patent number 9,046,674
- Issue date Jun 2, 2015
- Ricoh Company, Ltd.
- Hibiki Tatsuno
- G02 - OPTICS
Information Patent Grant
Image displaying apparatus having plane mirror at conjugate to imag...
- Patent number 9,039,196
- Issue date May 26, 2015
- Ricoh Company, Ltd.
- Makoto Hirakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Magnification optical system
- Patent number 8,922,883
- Issue date Dec 30, 2014
- Ricoh Company, Ltd.
- Hibiki Tatsuno
- G02 - OPTICS
Information Patent Grant
Image-forming lens, image reader, and image-forming device
- Patent number 8,854,701
- Issue date Oct 7, 2014
- Ricoh Company, Ltd.
- Hirotoshi Nakayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading device and image forming apparatus
- Patent number 8,284,462
- Issue date Oct 9, 2012
- Ricoh Company, Ltd.
- Issei Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical reader, image reader and image forming device
- Patent number 8,253,989
- Issue date Aug 28, 2012
- Ricoh Company, Ltd.
- Kiichiro Nishina
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reader and image formation apparatus
- Patent number 8,199,371
- Issue date Jun 12, 2012
- Ricoh Company, Ltd.
- Kiichiro Nishina
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image read-out device and image forming device
- Patent number 8,174,738
- Issue date May 8, 2012
- Ricoh Company, Ltd.
- Nobuaki Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Lighting unit, image reading apparatus and image forming apparatus...
- Patent number 8,169,671
- Issue date May 1, 2012
- Ricoh Company, Ltd.
- Masahiro Itoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Illumination unit, image read apparatus, image formation apparatus
- Patent number 8,081,355
- Issue date Dec 20, 2011
- Ricoh Company, Ltd.
- Kiichiro Nishina
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image reading apparatus and image forming apparatus
- Patent number 7,961,365
- Issue date Jun 14, 2011
- Ricoh Company, Ltd.
- Kiichiro Nishina
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading device and image forming apparatus
- Patent number 7,920,304
- Issue date Apr 5, 2011
- Ricoh Company, Ltd.
- Hibiki Tatsuno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading apparatus with a mirror having a curved surface to re...
- Patent number 7,734,224
- Issue date Jun 8, 2010
- Ricoh Company, Ltd.
- Kiichiro Nishina
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Zoom lens, camera apparatus and portable information terminal appar...
- Patent number 7,492,525
- Issue date Feb 17, 2009
- Ricoh Company, Ltd.
- Kiichiro Nishina
- G02 - OPTICS
Information Patent Grant
Document reading lens, document reading lens unit, document reader,...
- Patent number 7,450,275
- Issue date Nov 11, 2008
- Ricoh Company, Limited
- Kiichiro Nishina
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Imaging lens, image reading apparatus and image forming apparatus
- Patent number 7,446,953
- Issue date Nov 4, 2008
- Ricoh Company, Ltd.
- Masahiro Itoh
- G02 - OPTICS
Information Patent Grant
Lighting device, image-reading device, color-document reading appar...
- Patent number 7,438,443
- Issue date Oct 21, 2008
- Ricoh Company, Limited
- Hibiki Tatsuno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Zoom lens, camera apparatus and portable information terminal appar...
- Patent number 7,277,629
- Issue date Oct 2, 2007
- Ricoh Company, Ltd.
- Kiichiro Nishina
- G02 - OPTICS
Information Patent Grant
Original reading lens, original reading lens unit, original reading...
- Patent number 7,184,222
- Issue date Feb 27, 2007
- Ricoh Company, Ltd.
- Kiichiro Nishina
- G02 - OPTICS
Information Patent Grant
Zoom lens, camera, and mobile information terminal
- Patent number 7,164,541
- Issue date Jan 16, 2007
- Ricoh Company, Ltd.
- Kiichiro Nishina
- G02 - OPTICS
Information Patent Grant
Lens for reading an original, method and apparatus for reading an o...
- Patent number 7,133,220
- Issue date Nov 7, 2006
- Ricoh Company, Ltd.
- Kiichiro Nishina
- G02 - OPTICS
Information Patent Grant
Zoom lens, camera, and mobile information terminal
- Patent number 7,064,902
- Issue date Jun 20, 2006
- Ricoh Company, Ltd.
- Kiichiro Nishina
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
FOCUS ADJUSTMENT SYSTEM FOR AN IMAGE DISPLAY DEVICE
- Publication number 20200004129
- Publication date Jan 2, 2020
- Hibiki TATSUNO
- G02 - OPTICS
Information Patent Application
MAGNIFICATION OPTICAL SYSTEM
- Publication number 20190258036
- Publication date Aug 22, 2019
- RICOH COMPANY, LTD.
- Hibiki TATSUNO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
MAGNIFICATION OPTICAL SYSTEM
- Publication number 20180003928
- Publication date Jan 4, 2018
- Hibiki TATSUNO
- G02 - OPTICS
Information Patent Application
MAGNIFICATION OPTICAL SYSTEM
- Publication number 20160231542
- Publication date Aug 11, 2016
- Hibiki TATSUNO
- G02 - OPTICS
Information Patent Application
MAGNIFICATION OPTICAL SYSTEM
- Publication number 20150234158
- Publication date Aug 20, 2015
- Hibiki TATSUNO
- G02 - OPTICS
Information Patent Application
MAGNIFICATION OPTICAL SYSTEM
- Publication number 20150062696
- Publication date Mar 5, 2015
- Hibiki TATSUNO
- G02 - OPTICS
Information Patent Application
MAGNIFICATION OPTICAL SYSTEM
- Publication number 20140126045
- Publication date May 8, 2014
- Hibiki TATSUNO
- G02 - OPTICS
Information Patent Application
ENLARGEMENT OPTICAL SYSTEM
- Publication number 20140118818
- Publication date May 1, 2014
- Kiichiro NISHINA
- G02 - OPTICS
Information Patent Application
IMAGE-FORMING LENS, IMAGE READER, AND IMAGE-FORMING DEVICE
- Publication number 20130242362
- Publication date Sep 19, 2013
- Hirotoshi NAKAYAMA
- G02 - OPTICS
Information Patent Application
IMAGE DISPLAY DEVICE
- Publication number 20130114053
- Publication date May 9, 2013
- Hibiki TATSUNO
- G02 - OPTICS
Information Patent Application
IMAGE DISPLAYING APPARATUS
- Publication number 20130107166
- Publication date May 2, 2013
- Takanobu OSAKA
- G02 - OPTICS
Information Patent Application
IMAGE DISPLAYING APPARATUS
- Publication number 20130107233
- Publication date May 2, 2013
- Makoto Hirakawa
- G02 - OPTICS
Information Patent Application
IMAGE DISPLAYING APPARATUS
- Publication number 20130107234
- Publication date May 2, 2013
- Kiichiro NISHINA
- G02 - OPTICS
Information Patent Application
OPTICAL READER, IMAGE READER AND IMAGE FORMING DEVICE
- Publication number 20100027079
- Publication date Feb 4, 2010
- Kiichiro NISHINA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20100020367
- Publication date Jan 28, 2010
- Issei Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READ-OUT DEVICE AND IMAGE FORMING DEVICE
- Publication number 20100007929
- Publication date Jan 14, 2010
- Nobuaki ONO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHTING UNIT, IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS...
- Publication number 20090323139
- Publication date Dec 31, 2009
- Masahiro ITOH
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20090237750
- Publication date Sep 24, 2009
- Hibiki Tatsuno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READER AND IMAGE FORMATION APPARATUS
- Publication number 20090213440
- Publication date Aug 27, 2009
- KIICHIRO NISHINA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20080278779
- Publication date Nov 13, 2008
- Kiichiro Nishina
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ILLUMINATION UNIT, IMAGE READ APPARATUS, IMAGE FORMATION APPARATUS
- Publication number 20080218724
- Publication date Sep 11, 2008
- Kiichiro Nishina
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE READING OPTICAL SYSTEM, IMAGE READING APPARATUS AND IMAGE FOR...
- Publication number 20080063313
- Publication date Mar 13, 2008
- Kiichiro NISHINA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ZOOM LENS, CAMERA APPARATUS AND PORTABLE INFORMATION TERMINAL APPAR...
- Publication number 20080019017
- Publication date Jan 24, 2008
- Kiichiro Nishina
- G02 - OPTICS
Information Patent Application
Image reading apparatus with a mirror having a spherical surface wi...
- Publication number 20070279712
- Publication date Dec 6, 2007
- Kiichiro NISHINA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20070216969
- Publication date Sep 20, 2007
- Kiichiro NISHINA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Imaging lens, image reading apparatus and image forming apparatus
- Publication number 20070206296
- Publication date Sep 6, 2007
- Ricoh Company, Ltd.
- Masahiro Itoh
- G02 - OPTICS
Information Patent Application
Original reading lens, original reading lens unit, original reading...
- Publication number 20060114577
- Publication date Jun 1, 2006
- Kiichiro Nishina
- G02 - OPTICS
Information Patent Application
Zoom lens, camera, and mobile information terminal
- Publication number 20050195492
- Publication date Sep 8, 2005
- Kiichiro Nishina
- G02 - OPTICS
Information Patent Application
Zoom lens, camera, and mobile information terminal
- Publication number 20050195493
- Publication date Sep 8, 2005
- Kiichiro Nishina
- G02 - OPTICS
Information Patent Application
Zoom lens, camera, and mobile information terminal
- Publication number 20050185288
- Publication date Aug 25, 2005
- Kiichiro Nishina
- G02 - OPTICS

Kiichiro Nishina

Person

Patents Grantslast 30 patents

Magnification optical system

Focus adjustment system for an image display device

Magnification optical system

Magnification optical system

Magnification optical system

Magnification optical system

Enlargement optical system

Image displaying apparatus

Magnification optical system

Image displaying apparatus having plane mirror at conjugate to imag...

Magnification optical system

Image-forming lens, image reader, and image-forming device

Image reading device and image forming apparatus

Optical reader, image reader and image forming device

Image reader and image formation apparatus

Image read-out device and image forming device

Lighting unit, image reading apparatus and image forming apparatus...

Illumination unit, image read apparatus, image formation apparatus

Image reading apparatus and image forming apparatus

Image reading device and image forming apparatus

Image reading apparatus with a mirror having a curved surface to re...

Zoom lens, camera apparatus and portable information terminal appar...

Document reading lens, document reading lens unit, document reader,...

Imaging lens, image reading apparatus and image forming apparatus

Lighting device, image-reading device, color-document reading appar...

Zoom lens, camera apparatus and portable information terminal appar...

Original reading lens, original reading lens unit, original reading...

Zoom lens, camera, and mobile information terminal

Lens for reading an original, method and apparatus for reading an o...

Zoom lens, camera, and mobile information terminal

Patents Applicationslast 30 patents

FOCUS ADJUSTMENT SYSTEM FOR AN IMAGE DISPLAY DEVICE

MAGNIFICATION OPTICAL SYSTEM

MAGNIFICATION OPTICAL SYSTEM

MAGNIFICATION OPTICAL SYSTEM

MAGNIFICATION OPTICAL SYSTEM

MAGNIFICATION OPTICAL SYSTEM

MAGNIFICATION OPTICAL SYSTEM

ENLARGEMENT OPTICAL SYSTEM

IMAGE-FORMING LENS, IMAGE READER, AND IMAGE-FORMING DEVICE

IMAGE DISPLAY DEVICE

IMAGE DISPLAYING APPARATUS

IMAGE DISPLAYING APPARATUS

IMAGE DISPLAYING APPARATUS

OPTICAL READER, IMAGE READER AND IMAGE FORMING DEVICE

IMAGE READING DEVICE AND IMAGE FORMING APPARATUS

IMAGE READ-OUT DEVICE AND IMAGE FORMING DEVICE

LIGHTING UNIT, IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS...

IMAGE READING DEVICE AND IMAGE FORMING APPARATUS

IMAGE READER AND IMAGE FORMATION APPARATUS

IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS

ILLUMINATION UNIT, IMAGE READ APPARATUS, IMAGE FORMATION APPARATUS

IMAGE READING OPTICAL SYSTEM, IMAGE READING APPARATUS AND IMAGE FOR...

ZOOM LENS, CAMERA APPARATUS AND PORTABLE INFORMATION TERMINAL APPAR...

Image reading apparatus with a mirror having a spherical surface wi...

IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS

Imaging lens, image reading apparatus and image forming apparatus

Original reading lens, original reading lens unit, original reading...

Zoom lens, camera, and mobile information terminal

Zoom lens, camera, and mobile information terminal

Zoom lens, camera, and mobile information terminal