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Norio Nakayama
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Atsugi-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical time domain reflectometer, and optical fiber measuring meth...
Patent number
7,620,513
Issue date
Nov 17, 2009
Anritsu Corporation
Norio Nakayama
G01 - MEASURING TESTING
Information
Patent Grant
OPTICAL TIME DOMAIN REFLECTOMETER WHICH MEASURES AN OPTICAL FIBER W...
Patent number
6,611,322
Issue date
Aug 26, 2003
Anritsu Corporation
Norio Nakayama
G01 - MEASURING TESTING
Information
Patent Grant
Measurement data display apparatus
Patent number
6,460,000
Issue date
Oct 1, 2002
Anritsu Corporation
Norio Nakayama
G01 - MEASURING TESTING
Information
Patent Grant
Evaluation apparatus for an optical fiber transmission line
Patent number
6,445,445
Issue date
Sep 3, 2002
Anritsu Corporation
Norio Nakayama
G01 - MEASURING TESTING
Information
Patent Grant
Optical fiber monitor using optical time domain reflectometer and m...
Patent number
5,943,123
Issue date
Aug 24, 1999
Anritsu Corporation
Takashi Oshimi
G01 - MEASURING TESTING
Information
Patent Grant
Repositioner for streaming magnetic tape drive apparatus
Patent number
4,737,868
Issue date
Apr 12, 1988
Anritsu Corporation
Kiyosi Kimura
G11 - INFORMATION STORAGE
Information
Patent Grant
Reel position-detecting device
Patent number
4,726,542
Issue date
Feb 23, 1988
Anritsu Corporation
Norio Nakayama
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Optical Time Domain Reflectometer, And Optical Fiber Measuring Meth...
Publication number
20080086278
Publication date
Apr 10, 2008
Anritsu Corporation
Norio Nakayama
G01 - MEASURING TESTING