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Tsunehisa Marumoto
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Minato-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Antenna directivity adjustment apparatus and antenna directivity ad...
Patent number
10,879,620
Issue date
Dec 29, 2020
NEC Corporation
Kosuke Tanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Antenna provided with fall-out preventing arrangement
Patent number
9,331,395
Issue date
May 3, 2016
NEC Corporation
Yuuki Kishino
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Micromachine switch and its production method
Patent number
6,875,936
Issue date
Apr 5, 2005
NEC Corporation
Kenichiro Suzuki
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Micromachine switch
Patent number
6,806,788
Issue date
Oct 19, 2004
NEC Corporation
Tsunehisa Marumoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-frequency device using switch having movable parts, and method...
Patent number
6,777,771
Issue date
Aug 17, 2004
NEC Corporation
Tsunehisa Marumoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phase shifter capable of miniaturizing and method of manufacturing...
Patent number
6,744,334
Issue date
Jun 1, 2004
NEC Corporation
Tsunehisa Marumoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Micromachine switch and method of manufacture thereof
Patent number
6,657,324
Issue date
Dec 2, 2003
NEC Corporation
Tsunehisa Marumoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phased array antenna and method of manufacturing the same
Patent number
6,559,798
Issue date
May 6, 2003
NEC Corporation
Tsunehisa Marumoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phased array antenna and its manufacturing method
Patent number
6,556,168
Issue date
Apr 29, 2003
NEC Corporation
Tsunehisa Marumoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phased array antenna and method of manufacturing method
Patent number
6,535,168
Issue date
Mar 18, 2003
NEC Corporation
Tsunehisa Marumoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phased-array antenna apparatus
Patent number
6,492,943
Issue date
Dec 10, 2002
NEC Corporation
Tsunehisa Marumoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phased-array antenna apparatus
Patent number
6,232,919
Issue date
May 15, 2001
NEC Corporation
Tsunehisa Marumoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Waveguide hybrid junction
Patent number
5,874,867
Issue date
Feb 23, 1999
NEC Corporation
Nobuhiko Oguma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cross polarization compensation for zero vector communication signals
Patent number
5,583,515
Issue date
Dec 10, 1996
NEC Corporation
Tsunehisa Marumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ANTENNA DIRECTIVITY ADJUSTMENT APPARATUS AND ANTENNA DIRECTIVITY AD...
Publication number
20200052410
Publication date
Feb 13, 2020
NEC Corporation
Kosuke TANABE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ANTENNA PROVIDED WITH FALL-OUT PREVENTING ARRANGEMENT
Publication number
20130162492
Publication date
Jun 27, 2013
NEC Corporation
Yuuki Kishino
H01 - BASIC ELECTRIC ELEMENTS