Hiroaki Naganuma

Person

Kofu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Light quantity adjustment apparatus, lens unit and optical apparatu...
- Patent number 8,654,455
- Issue date Feb 18, 2014
- Nisca Corporation
- Katsura Nakajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging apparatus and light quantity regulating device used therein
- Patent number 7,513,701
- Issue date Apr 7, 2009
- Nisca Corporation
- Hiroaki Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnet rotor and electromagnetically-driving device using the same,...
- Patent number 7,459,813
- Issue date Dec 2, 2008
- Nisca Corporation
- Hiroaki Naganuma
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electromagnetic-driving device and light quantity-control device in...
- Patent number 7,446,443
- Issue date Nov 4, 2008
- Nisca Corporation
- Hiroaki Naganuma
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Light quantity adjusting device and photographing device having the...
- Patent number 7,396,169
- Issue date Jul 8, 2008
- Nisca Corporation
- Hiroaki Naganuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light controller and image pickup device including the same
- Patent number 7,316,514
- Issue date Jan 8, 2008
- Nisca Corporation
- Hiroaki Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light controller and image pickup device including the same
- Patent number 7,290,947
- Issue date Nov 6, 2007
- Nisca Corporation
- Hiroaki Naganuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electromagnetic drive device and light quantity adjustment device u...
- Patent number 6,981,807
- Issue date Jan 3, 2006
- Nisca Corporation
- Hiroaki Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electromagnetic drive device and light quantity adjustment device u...
- Patent number 6,960,848
- Issue date Nov 1, 2005
- Nisca Corporation
- Hiroaki Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electromagnetic driving unit and light quantity regulating apparatu...
- Patent number 6,926,454
- Issue date Aug 9, 2005
- Nisca Corporation
- Hiroaki Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light quantity controller and camera system including the same
- Patent number 6,565,270
- Issue date May 20, 2003
- Nisca Corporation
- Hiroaki Naganuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light quantity controller
- Patent number 6,554,502
- Issue date Apr 29, 2003
- Nisca Corporation
- Hiroaki Naganuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light quantity controller
- Patent number 6,550,986
- Issue date Apr 22, 2003
- Nisca Corporation
- Hiroaki Naganuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Exposure adjusting device for a camera
- Patent number 6,027,261
- Issue date Feb 22, 2000
- Nisca Corporation
- Hiroaki Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
LIGHT QUANTITY ADJUSTMENT APPARATUS, LENS UNIT AND OPTICAL APPARATU...
- Publication number 20120287516
- Publication date Nov 15, 2012
- Nisca Corporation
- Katsura Nakajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Magnet rotor and electromagnetically-driving device using the same,...
- Publication number 20070159030
- Publication date Jul 12, 2007
- Nisca Corporation
- Hiroaki Naganuma
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Electromagnetic-driving device and light quantity-control device in...
- Publication number 20060267420
- Publication date Nov 30, 2006
- Nisca Corporation
- Hiroaki Naganuma
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Light controller and image pickup device including the same
- Publication number 20060039695
- Publication date Feb 23, 2006
- Nisca Corporation
- Hiroaki Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Light controller and image pickup device including the same
- Publication number 20060033821
- Publication date Feb 16, 2006
- Nisca Corporation
- Hiroaki Naganuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Light quantity adjusting device and photographing device having the...
- Publication number 20060008270
- Publication date Jan 12, 2006
- Nisca Corporation
- Hiroaki Naganuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Imaging apparatus and light quantity regulating device used therein
- Publication number 20050195315
- Publication date Sep 8, 2005
- Hiroaki Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electromagnetic drive device and light quantity adjustment device u...
- Publication number 20040222709
- Publication date Nov 11, 2004
- Hiroaki Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electromagnetic drive device and light quantity adjustment device u...
- Publication number 20040223755
- Publication date Nov 11, 2004
- Hiroaki Naganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Light quantity controller
- Publication number 20020034389
- Publication date Mar 21, 2002
- Hiroaki Naganuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Light quantity controller
- Publication number 20020034390
- Publication date Mar 21, 2002
- Hiroaki Naganuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Light quantity controller and comprised camera system
- Publication number 20020031353
- Publication date Mar 14, 2002
- Hiroaki Naganuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Hiroaki Naganuma

Person

Patents Grantslast 30 patents

Light quantity adjustment apparatus, lens unit and optical apparatu...

Imaging apparatus and light quantity regulating device used therein

Magnet rotor and electromagnetically-driving device using the same,...

Electromagnetic-driving device and light quantity-control device in...

Light quantity adjusting device and photographing device having the...

Light controller and image pickup device including the same

Light controller and image pickup device including the same

Electromagnetic drive device and light quantity adjustment device u...

Electromagnetic drive device and light quantity adjustment device u...

Electromagnetic driving unit and light quantity regulating apparatu...

Light quantity controller and camera system including the same

Light quantity controller

Light quantity controller

Exposure adjusting device for a camera

Patents Applicationslast 30 patents

LIGHT QUANTITY ADJUSTMENT APPARATUS, LENS UNIT AND OPTICAL APPARATU...

Magnet rotor and electromagnetically-driving device using the same,...

Electromagnetic-driving device and light quantity-control device in...

Light controller and image pickup device including the same

Light controller and image pickup device including the same

Light quantity adjusting device and photographing device having the...

Imaging apparatus and light quantity regulating device used therein

Electromagnetic drive device and light quantity adjustment device u...

Electromagnetic drive device and light quantity adjustment device u...

Light quantity controller

Light quantity controller

Light quantity controller and comprised camera system