Atsushi Sekine

Person

Kasukabe, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Ocular optical system including a lens group having cemented lens a...
- Patent number 10,921,583
- Issue date Feb 16, 2021
- Nikon Corporation
- Miho Matsumoto
- G02 - OPTICS
Information Patent Grant
Projection type display apparatus
- Patent number 7,070,282
- Issue date Jul 4, 2006
- Nikon Corporation
- Yuji Manabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projection display apparatus
- Patent number 6,891,577
- Issue date May 10, 2005
- Nikon Corporation
- Atsushi Sekine
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection type display apparatus
- Patent number 6,609,796
- Issue date Aug 26, 2003
- Nikon Corporation
- Hiroshi Maki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Polarizing device and projector
- Patent number 6,588,905
- Issue date Jul 8, 2003
- Nikon Corporation
- Atsushi Sekine
- G02 - OPTICS
Information Patent Grant
Projection type display device
- Patent number 6,565,211
- Issue date May 20, 2003
- Nikon Corporation
- Atsushi Sekine
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection displays with divergent chief rays at beam splitter
- Patent number 6,429,906
- Issue date Aug 6, 2002
- Nikon Corporation
- Atsushi Sekine
- G02 - OPTICS
Information Patent Grant
Projection display apparatus
- Patent number 6,386,710
- Issue date May 14, 2002
- Nikon Corporation
- Masaaki Kusano
- G02 - OPTICS
Information Patent Grant
Projection type display apparatus
- Patent number 6,345,895
- Issue date Feb 12, 2002
- Nikon Corporation
- Hiroshi Maki
- G02 - OPTICS
Information Patent Grant
Projection display apparatus
- Patent number 6,190,014
- Issue date Feb 20, 2001
- Nikon Corporation
- Masaaki Kusano
- G02 - OPTICS
Information Patent Grant
Projection-display apparatus
- Patent number 6,141,151
- Issue date Oct 31, 2000
- Nikon Corporation
- Hideaki Shimonura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Polarization device and projection type display apparatus
- Patent number 6,067,193
- Issue date May 23, 2000
- Nikon Corporation
- Atsushi Sekine
- G02 - OPTICS
Information Patent Grant
Projection type display apparatus
- Patent number 6,050,689
- Issue date Apr 18, 2000
- Kabushiki Kaisha Toshiba
- Hiroki Nakamura
- G02 - OPTICS
Information Patent Grant
High-efficiency polarizing arrangement and projection apparatus usi...
- Patent number 6,028,703
- Issue date Feb 22, 2000
- Nikon Corporation
- Atsushi Sekine
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projection type display apparatus
- Patent number 6,010,221
- Issue date Jan 4, 2000
- Nikon Corporation
- Hiroshi Maki
- G02 - OPTICS
Information Patent Grant
Projection-display apparatus
- Patent number 5,959,778
- Issue date Sep 28, 1999
- Nikon Corporation
- Hideaki Shimonura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projecting lens
- Patent number 5,066,113
- Issue date Nov 19, 1991
- Nikon Corporation
- Masaya Nakajima
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OCULAR OPTICAL SYSTEM AND HEAD-MOUNTED DISPLAY
- Publication number 20190072763
- Publication date Mar 7, 2019
- Nikon Corporation
- Miho MATSUMOTO
- G02 - OPTICS
Information Patent Application
IMAGING LENS AND IMAGE CAPTURING DEVICE
- Publication number 20180045921
- Publication date Feb 15, 2018
- Nikon Corporation
- Masato KUMAZAWA
- G02 - OPTICS
Information Patent Application
IMAGING LENS AND IMAGE CAPTURING DEVICE
- Publication number 20170261726
- Publication date Sep 14, 2017
- Nikon Corporation
- Atsushi SEKINE
- G02 - OPTICS
Information Patent Application
Projection type display apparatus
- Publication number 20040263795
- Publication date Dec 30, 2004
- NIKON CORPORATION
- Yuji Manabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Projection type display device
- Publication number 20040150757
- Publication date Aug 5, 2004
- NIKON CORPORATION
- Atsushi Sekine
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Projection display apparatus
- Publication number 20030202129
- Publication date Oct 30, 2003
- NIKON CORPORATION
- Atsushi Sekine
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Projection type display apparatus
- Publication number 20020063853
- Publication date May 30, 2002
- Hiroshi Maki
- G02 - OPTICS
Information Patent Application
Polarizing device and projector
- Publication number 20020015134
- Publication date Feb 7, 2002
- Atsushi Sekine
- G02 - OPTICS
Information Patent Application
Projection display apparatus
- Publication number 20010000973
- Publication date May 10, 2001
- Masaaki Kusano
- G02 - OPTICS

Atsushi Sekine

Person

Patents Grantslast 30 patents

Ocular optical system including a lens group having cemented lens a...

Projection type display apparatus

Projection display apparatus

Projection type display apparatus

Polarizing device and projector

Projection type display device

Projection displays with divergent chief rays at beam splitter

Projection display apparatus

Projection type display apparatus

Projection display apparatus

Projection-display apparatus

Polarization device and projection type display apparatus

Projection type display apparatus

High-efficiency polarizing arrangement and projection apparatus usi...

Projection type display apparatus

Projection-display apparatus

Projecting lens

Patents Applicationslast 30 patents

OCULAR OPTICAL SYSTEM AND HEAD-MOUNTED DISPLAY

IMAGING LENS AND IMAGE CAPTURING DEVICE

IMAGING LENS AND IMAGE CAPTURING DEVICE

Projection type display apparatus

Projection type display device

Projection display apparatus

Projection type display apparatus

Polarizing device and projector

Projection display apparatus