Membership
Tour
Register
Log in
Yukinari Sekiguchi
Follow
Person
Osaka, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Polarizing filter and optical device using the same
Patent number
7,164,530
Issue date
Jan 16, 2007
Nippon Sheet Glass Co., Ltd.
Isao Muraguchi
G02 - OPTICS
Information
Patent Grant
Optical connection device
Patent number
6,987,906
Issue date
Jan 17, 2006
Nippon Sheet Glass Co., Ltd.
Kenichi Nakama
G02 - OPTICS
Information
Patent Grant
Polarizing filter and optical device using the same
Patent number
6,967,776
Issue date
Nov 22, 2005
Nippon Sheet Glass, Co., Ltd.
Isao Muraguchi
G02 - OPTICS
Information
Patent Grant
Diffraction optical element and transfer mold therefor
Patent number
6,940,650
Issue date
Sep 6, 2005
Nippon Sheet Glass Co., Ltd.
Katsuhide Shimmo
G02 - OPTICS
Information
Patent Grant
Optical module and method for assembling the same
Patent number
6,766,076
Issue date
Jul 20, 2004
Nippon Sheet Glass Co., Ltd.
Kenichi Nakama
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Polarizing filter and optical device using the same
Publication number
20050041291
Publication date
Feb 24, 2005
Isao Muraguchi
G02 - OPTICS
Information
Patent Application
Optical connection device
Publication number
20040096152
Publication date
May 20, 2004
Kenichi Nakama
G02 - OPTICS
Information
Patent Application
Diffraction optical element and transfer mold therefor
Publication number
20030234982
Publication date
Dec 25, 2003
Katsuhide Shimmo
G02 - OPTICS
Information
Patent Application
Optical module and method for assembling the same
Publication number
20020131700
Publication date
Sep 19, 2002
Kenichi Nakama
G02 - OPTICS
Information
Patent Application
Polarizing filter and optical device using the same
Publication number
20020024731
Publication date
Feb 28, 2002
Isao Muraguchi
G02 - OPTICS