Akihiko OBAMA

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Variable magnification optical system, optical device, and method f...
- Patent number 12,072,477
- Issue date Aug 27, 2024
- Nikon Corporation
- Tomoyuki Sashima
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Variable magnification optical system, optical device, and method f...
- Patent number 11,892,610
- Issue date Feb 6, 2024
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical device, and method f...
- Patent number 11,714,268
- Issue date Aug 1, 2023
- Nikon Corporation
- Tomoyuki Sashima
- G02 - OPTICS
Information Patent Grant
Calculation device, interchangeable lens, camera body, and imaging...
- Patent number 11,653,096
- Issue date May 16, 2023
- Nikon Corporation
- Satoshi Kazahaya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Zoom lens, optical apparatus, and method for manufacturing zoom lens
- Patent number 11,579,421
- Issue date Feb 14, 2023
- Nikon Corporation
- Akihiko Obama
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Zoom optical system, optical device and method for manufacturing th...
- Patent number 11,385,446
- Issue date Jul 12, 2022
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical device, and method f...
- Patent number 11,294,155
- Issue date Apr 5, 2022
- Nikon Corporation
- Tomoyuki Sashima
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Variable magnification optical system, optical device, and method f...
- Patent number 10,948,700
- Issue date Mar 16, 2021
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Zoom lens, optical apparatus, and method for manufacturing zoom lens
- Patent number 10,895,721
- Issue date Jan 19, 2021
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical device, and method f...
- Patent number 10,831,007
- Issue date Nov 10, 2020
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical apparatus, and varia...
- Patent number 10,831,005
- Issue date Nov 10, 2020
- Nikon Corporation
- Kensuke Uchida
- G02 - OPTICS
Information Patent Grant
Optical system and optical device provided therewith
- Patent number 10,466,453
- Issue date Nov 5, 2019
- Nikon Corporation
- Hiroyuki Ishigami
- G02 - OPTICS
Information Patent Grant
Zoom optical system, optical device and method for manufacturing th...
- Patent number 10,451,858
- Issue date Oct 22, 2019
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical apparatus, and varia...
- Patent number 10,317,654
- Issue date Jun 11, 2019
- Nikon Corporation
- Kensuke Uchida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Variable power optical system, optical device, and method of manufa...
- Patent number 10,234,663
- Issue date Mar 19, 2019
- Nikon Corporation
- Tomoyuki Sashima
- G02 - OPTICS
Information Patent Grant
Zoom lens, optical apparatus, and method for manufacturing zoom lens
- Patent number 10,203,488
- Issue date Feb 12, 2019
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical device, and method f...
- Patent number 10,185,130
- Issue date Jan 22, 2019
- Nikon Corporation
- Tomoyuki Sashima
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical device, and producti...
- Patent number 10,168,512
- Issue date Jan 1, 2019
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical device, and producti...
- Patent number 10,126,535
- Issue date Nov 13, 2018
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical device, and method f...
- Patent number 9,989,744
- Issue date Jun 5, 2018
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Variable power optical assembly, optical device, and variable power...
- Patent number 9,983,391
- Issue date May 29, 2018
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical device, and producti...
- Patent number 9,874,730
- Issue date Jan 23, 2018
- Nikon Corporation
- Tomoyuki Sashima
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical device, and method f...
- Patent number 9,709,779
- Issue date Jul 18, 2017
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Zooming optical system, optical apparatus and method for manufactur...
- Patent number 9,684,154
- Issue date Jun 20, 2017
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Zoom lens, optical apparatus, and method for manufacturing zoom lens
- Patent number 9,523,843
- Issue date Dec 20, 2016
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Grant
Zoom lens system, optical apparatus and method for manufacturing zo...
- Patent number 9,513,471
- Issue date Dec 6, 2016
- Nikon Corporation
- Norikazu Yokoi
- G02 - OPTICS
Information Patent Grant
Variable magnification optical system, optical device, and producti...
- Patent number 9,453,993
- Issue date Sep 27, 2016
- Nikon Corporation
- Tomoyuki Sashima
- G02 - OPTICS
Information Patent Grant
Zoom lens system, optical apparatus, and method for manufacturing z...
- Patent number 9,030,755
- Issue date May 12, 2015
- Nikon Corporation
- Issei Tanaka
- G02 - OPTICS
Information Patent Grant
Camera capable of taking movie
- Patent number 8,982,226
- Issue date Mar 17, 2015
- Nikon Corporation
- Masahide Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Lens system and optical apparatus
- Patent number 8,934,182
- Issue date Jan 13, 2015
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...
- Publication number 20240151952
- Publication date May 9, 2024
- Nikon Corporation
- Akihiko OBAMA
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...
- Publication number 20230324657
- Publication date Oct 12, 2023
- Nikon Corporation
- Tomoyuki Sashima
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...
- Publication number 20220214529
- Publication date Jul 7, 2022
- Nikon Corporation
- Tomoyuki Sashima
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
CALCULATION DEVICE, INTERCHANGEABLE LENS, CAMERA BODY, AND IMAGING...
- Publication number 20220201215
- Publication date Jun 23, 2022
- Nikon Corporation
- Satoshi KAZAHAYA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ZOOM LENS, OPTICAL APPARATUS, AND METHOD FOR MANUFACTURING ZOOM LENS
- Publication number 20210103133
- Publication date Apr 8, 2021
- NIKON CORPORATION
- Akihiko OBAMA
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...
- Publication number 20200348497
- Publication date Nov 5, 2020
- Nikon Corporation
- Akihiko OBAMA
- G02 - OPTICS
Information Patent Application
ZOOM OPTICAL SYSTEM, OPTICAL DEVICE AND METHOD FOR MANUFACTURING TH...
- Publication number 20190391374
- Publication date Dec 26, 2019
- Nikon Corporation
- Akihiko OBAMA
- G02 - OPTICS
Information Patent Application
ZOOM LENS, OPTICAL APPARATUS, AND METHOD FOR MANUFACTURING ZOOM LENS
- Publication number 20190155005
- Publication date May 23, 2019
- Nikon Corporation
- Akihiko OBAMA
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...
- Publication number 20180321473
- Publication date Nov 8, 2018
- Nikon Corporation
- Tomoyuki Sashima
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...
- Publication number 20180267278
- Publication date Sep 20, 2018
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...
- Publication number 20180259755
- Publication date Sep 13, 2018
- Nikon Corporation
- Akihiko OBAMA
- G02 - OPTICS
Information Patent Application
VARIABLE POWER OPTICAL ASSEMBLY, OPTICAL DEVICE, AND VARIABLE POWER...
- Publication number 20180252902
- Publication date Sep 6, 2018
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Application
VARIABLE POWER OPTICAL SYSTEM, OPTICAL APPARATUS, AND VARIABLE POWE...
- Publication number 20180217363
- Publication date Aug 2, 2018
- Nikon Corporation
- Kensuke UCHIDA
- G02 - OPTICS
Information Patent Application
VARIABLE POWER OPTICAL SYSTEM, OPTICAL APPARATUS, AND VARIABLE POWE...
- Publication number 20180143413
- Publication date May 24, 2018
- Nikon Corporation
- Kensuke UCHIDA
- G02 - OPTICS
Information Patent Application
VARIABLE POWER OPTICAL SYSTEM, OPTICAL APPARATUS, AND VARIABLE POWE...
- Publication number 20180129026
- Publication date May 10, 2018
- Nikon Corporation
- Hiroshi YAMAMOTO
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND PRODUCTI...
- Publication number 20180113285
- Publication date Apr 26, 2018
- Nikon Corporation
- Tomoyuki SASHIMA
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...
- Publication number 20170299849
- Publication date Oct 19, 2017
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Application
ZOOM OPTICAL SYSTEM, OPTICAL DEVICE AND METHOD FOR MANUFACTURING TH...
- Publication number 20170115472
- Publication date Apr 27, 2017
- Nikon Corporation
- Akihiko OBAMA
- G02 - OPTICS
Information Patent Application
ZOOM LENS, OPTICAL APPARATUS, AND METHOD FOR MANUFACTURING ZOOM LENS
- Publication number 20170082837
- Publication date Mar 23, 2017
- Nikon Corporation
- Akihiko Obama
- G02 - OPTICS
Information Patent Application
VARIABLE POWER OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD OF MANUFA...
- Publication number 20170075093
- Publication date Mar 16, 2017
- Nikon Corporation
- Tomoyuki SASHIMA
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND PRODUCTI...
- Publication number 20150323770
- Publication date Nov 12, 2015
- NIKON CORPORATION
- Tomoyuki SASHIMA
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...
- Publication number 20150253551
- Publication date Sep 10, 2015
- NIKON CORPORATION
- Akihiko OBAMA
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND PRODUCTI...
- Publication number 20150247995
- Publication date Sep 3, 2015
- NIKON CORPORATION
- Tomoyuki SASHIMA
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND PRODUCTI...
- Publication number 20150234161
- Publication date Aug 20, 2015
- NIKON CORPORATION
- Akihiko OBAMA
- G02 - OPTICS
Information Patent Application
VARIABLE POWER OPTICAL ASSEMBLY, OPTICAL DEVICE, AND VARIABLE POWER...
- Publication number 20150234162
- Publication date Aug 20, 2015
- NIKON CORPORATION
- Akihiko OBAMA
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...
- Publication number 20150234163
- Publication date Aug 20, 2015
- NIKON CORPORATION
- Tomoyuki SASHIMA
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND PRODUCTI...
- Publication number 20150234160
- Publication date Aug 20, 2015
- NIKON CORPORATION
- Akihiko OBAMA
- G02 - OPTICS
Information Patent Application
OPTICAL SYSTEM AND OPTICAL DEVICE PROVIDED THEREWITH
- Publication number 20150226930
- Publication date Aug 13, 2015
- NIKON CORPORATION
- Hiroyuki ISHIGAMI
- G02 - OPTICS
Information Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...
- Publication number 20150226944
- Publication date Aug 13, 2015
- NIKON CORPORATION
- Akihiko Obama
- G02 - OPTICS
Information Patent Application
ZOOMING OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTUR...
- Publication number 20140362452
- Publication date Dec 11, 2014
- NIKON CORPORATION
- Akihiko Obama
- G02 - OPTICS

Akihiko OBAMA

Person

Patents Grantslast 30 patents

Variable magnification optical system, optical device, and method f...

Variable magnification optical system, optical device, and method f...

Variable magnification optical system, optical device, and method f...

Calculation device, interchangeable lens, camera body, and imaging...

Zoom lens, optical apparatus, and method for manufacturing zoom lens

Zoom optical system, optical device and method for manufacturing th...

Variable magnification optical system, optical device, and method f...

Variable magnification optical system, optical device, and method f...

Zoom lens, optical apparatus, and method for manufacturing zoom lens

Variable magnification optical system, optical device, and method f...

Variable magnification optical system, optical apparatus, and varia...

Optical system and optical device provided therewith

Zoom optical system, optical device and method for manufacturing th...

Variable magnification optical system, optical apparatus, and varia...

Variable power optical system, optical device, and method of manufa...

Zoom lens, optical apparatus, and method for manufacturing zoom lens

Variable magnification optical system, optical device, and method f...

Variable magnification optical system, optical device, and producti...

Variable magnification optical system, optical device, and producti...

Variable magnification optical system, optical device, and method f...

Variable power optical assembly, optical device, and variable power...

Variable magnification optical system, optical device, and producti...

Variable magnification optical system, optical device, and method f...

Zooming optical system, optical apparatus and method for manufactur...

Zoom lens, optical apparatus, and method for manufacturing zoom lens

Zoom lens system, optical apparatus and method for manufacturing zo...

Variable magnification optical system, optical device, and producti...

Zoom lens system, optical apparatus, and method for manufacturing z...

Camera capable of taking movie

Lens system and optical apparatus

Patents Applicationslast 30 patents

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...

CALCULATION DEVICE, INTERCHANGEABLE LENS, CAMERA BODY, AND IMAGING...

ZOOM LENS, OPTICAL APPARATUS, AND METHOD FOR MANUFACTURING ZOOM LENS

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...

ZOOM OPTICAL SYSTEM, OPTICAL DEVICE AND METHOD FOR MANUFACTURING TH...

ZOOM LENS, OPTICAL APPARATUS, AND METHOD FOR MANUFACTURING ZOOM LENS

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...

VARIABLE POWER OPTICAL ASSEMBLY, OPTICAL DEVICE, AND VARIABLE POWER...

VARIABLE POWER OPTICAL SYSTEM, OPTICAL APPARATUS, AND VARIABLE POWE...

VARIABLE POWER OPTICAL SYSTEM, OPTICAL APPARATUS, AND VARIABLE POWE...

VARIABLE POWER OPTICAL SYSTEM, OPTICAL APPARATUS, AND VARIABLE POWE...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND PRODUCTI...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...

ZOOM OPTICAL SYSTEM, OPTICAL DEVICE AND METHOD FOR MANUFACTURING TH...

ZOOM LENS, OPTICAL APPARATUS, AND METHOD FOR MANUFACTURING ZOOM LENS

VARIABLE POWER OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD OF MANUFA...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND PRODUCTI...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND PRODUCTI...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND PRODUCTI...

VARIABLE POWER OPTICAL ASSEMBLY, OPTICAL DEVICE, AND VARIABLE POWER...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND PRODUCTI...

OPTICAL SYSTEM AND OPTICAL DEVICE PROVIDED THEREWITH

VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL DEVICE, AND METHOD F...

ZOOMING OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTUR...