Nobuaki Mitamura

Person

Sapporo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical receptacle
- Patent number 7,712,972
- Issue date May 11, 2010
- Fujitsu Limited
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Grant
Optical receptacle, optical sub assembly and optical transceiver
- Patent number 7,438,479
- Issue date Oct 21, 2008
- Fujitsu Limited
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Grant
Wavelength selective optical switch
- Patent number 7,340,126
- Issue date Mar 4, 2008
- Fujitsu Limited
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Grant
Spectroscopic apparatus
- Patent number 7,304,798
- Issue date Dec 4, 2007
- Fujitsu Limited
- Hirotomo Izumi
- G01 - MEASURING TESTING
Information Patent Grant
Device using a virtually-imaged phased array (VIPA) with an improve...
- Patent number 7,200,297
- Issue date Apr 3, 2007
- Fujitsu Limited
- Yasuhiro Yamauchi
- G02 - OPTICS
Information Patent Grant
Mirror fixing method and optical apparatus
- Patent number 7,073,915
- Issue date Jul 11, 2006
- Fujitsu Limited
- Hideo Okada
- G02 - OPTICS
Information Patent Grant
Transmission wavelength characteristics variable optical element, a...
- Patent number 7,016,096
- Issue date Mar 21, 2006
- Fujitsu Limited
- Hirotomo Izumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wavelength dispersion compensating apparatus
- Patent number 6,956,700
- Issue date Oct 18, 2005
- Fujitsu Limited
- Nobuaki Mitamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Variable polarization plane rotator and optical device using same
- Patent number 6,931,165
- Issue date Aug 16, 2005
- Fujitsu Limited
- Hiroshi Nagaeda
- G02 - OPTICS
Information Patent Grant
Dispersion compensator whose transmission band is flattened
- Patent number 6,909,537
- Issue date Jun 21, 2005
- Fujitsu Limited
- Yuichi Kawahata
- G02 - OPTICS
Information Patent Grant
Optical apparatus and device
- Patent number 6,900,940
- Issue date May 31, 2005
- Fujitsu Limited
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Grant
Optical device
- Patent number 6,894,851
- Issue date May 17, 2005
- Fujitsu Limited
- Yujin Yamazaki
- G02 - OPTICS
Information Patent Grant
TRANSMISSION WAVELENGTH CHARACTERISTICS VARIABLE OPTICAL ELEMENT, A...
- Patent number 6,862,126
- Issue date Mar 1, 2005
- Fujitsu Limited
- Takashi Ishiwada
- G02 - OPTICS
Information Patent Grant
Airgap type etalon and apparatus utilizing the same
- Patent number 6,829,053
- Issue date Dec 7, 2004
- Fujitsu Limited
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Grant
Variable polarization plane rotator and optical device using same
- Patent number 6,826,318
- Issue date Nov 30, 2004
- Fujitsu Limited
- Hiroshi Nagaeda
- G02 - OPTICS
Information Patent Grant
Wavelength dispersion generation apparatus, multi-faced mirror used...
- Patent number 6,807,008
- Issue date Oct 19, 2004
- Fujitsu Limited
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Grant
Wavelength characteristic variable apparatus
- Patent number 6,807,335
- Issue date Oct 19, 2004
- Fujitsu Limited
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Grant
Apparatus for variable wavelength dispersion and wavelength dispers...
- Patent number 6,646,805
- Issue date Nov 11, 2003
- Fujitsu Limited
- Nobuaki Mitamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL RECEPTACLE, OPTICAL SUB ASSEMBLY AND OPTICAL TRANSCEIVER
- Publication number 20080170827
- Publication date Jul 17, 2008
- FUJITSU LIMITED
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Application
OPTICAL RECEPTACLE
- Publication number 20080124029
- Publication date May 29, 2008
- FUJITSU LIMITED
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Application
Wavelength selective optical switch
- Publication number 20060215955
- Publication date Sep 28, 2006
- FUJITSU LIMITED
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Application
Switches for changing optical path and selecting wavelength
- Publication number 20060072872
- Publication date Apr 6, 2006
- FUJITSU LIMITED
- Nobuaki Mitamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH DISPERSION COMPENSATING APPARATUS
- Publication number 20050213215
- Publication date Sep 29, 2005
- FUJITSU LIMITED
- Nobuaki Mitamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wavelength characteristic variable filter, optical amplifier, and o...
- Publication number 20050094272
- Publication date May 5, 2005
- FUJITSU LIMITED
- Norihisa Naganuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Variable polarization plane rotator and optical device using same
- Publication number 20050084198
- Publication date Apr 21, 2005
- FUJITSU LIMITED
- Hiroshi Nagaeda
- G02 - OPTICS
Information Patent Application
Spectroscopic apparatus
- Publication number 20050046837
- Publication date Mar 3, 2005
- FUJITSU LIMITED
- Hirotomo Izumi
- G02 - OPTICS
Information Patent Application
Mirror fixing method and optical apparatus
- Publication number 20040057127
- Publication date Mar 25, 2004
- FUJITSU LIMITED
- Hideo Okada
- G02 - OPTICS
Information Patent Application
Optical device
- Publication number 20040057115
- Publication date Mar 25, 2004
- FUJITSU LIMITED
- Yujin Yamazaki
- G02 - OPTICS
Information Patent Application
Optical device
- Publication number 20040057128
- Publication date Mar 25, 2004
- FUJITSU LIMITED
- Yujin Yamazaki
- G02 - OPTICS
Information Patent Application
Wavelength dispersion generation apparatus, multi-faced mirror used...
- Publication number 20040042082
- Publication date Mar 4, 2004
- FUJITSU LIMITED
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Application
Transmission wavelength characteristics variable optical element, a...
- Publication number 20030218796
- Publication date Nov 27, 2003
- FUJITSU LIMITED
- Hirotomo Izumi
- G02 - OPTICS
Information Patent Application
Device using a virtually-imaged phased array (VIPA) with an improve...
- Publication number 20030185504
- Publication date Oct 2, 2003
- FUJITSU LIMITED
- Yasuhiro Yamauchi
- G02 - OPTICS
Information Patent Application
Transmission wavelength characteristics variable optical element, a...
- Publication number 20030174381
- Publication date Sep 18, 2003
- FUJITSU LIMITED
- Takashi Ishiwada
- G02 - OPTICS
Information Patent Application
Dispersion compensator whose transmission band is flattened
- Publication number 20030147121
- Publication date Aug 7, 2003
- FUJITSU LIMITED
- Yuichi Kawahata
- G02 - OPTICS
Information Patent Application
Optical device
- Publication number 20030128431
- Publication date Jul 10, 2003
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Application
Variable polarization plane rotator and optical device using same
- Publication number 20030072512
- Publication date Apr 17, 2003
- FUJITSU LIMITED
- Hiroshi Nagaeda
- G02 - OPTICS
Information Patent Application
Wavelength characteristic variable apparatus
- Publication number 20030021527
- Publication date Jan 30, 2003
- FUJITSU LIMITED
- Nobuaki Mitamura
- G02 - OPTICS
Information Patent Application
Apparatus for variable wavelength dispersion and wavelength dispers...
- Publication number 20020122256
- Publication date Sep 5, 2002
- FUJITSU LIMITED
- Nobuaki Mitamura
- G02 - OPTICS

Nobuaki Mitamura

Person

Patents Grantslast 30 patents

Optical receptacle

Optical receptacle, optical sub assembly and optical transceiver

Wavelength selective optical switch

Spectroscopic apparatus

Device using a virtually-imaged phased array (VIPA) with an improve...

Mirror fixing method and optical apparatus

Transmission wavelength characteristics variable optical element, a...

Wavelength dispersion compensating apparatus

Variable polarization plane rotator and optical device using same

Dispersion compensator whose transmission band is flattened

Optical apparatus and device

Optical device

TRANSMISSION WAVELENGTH CHARACTERISTICS VARIABLE OPTICAL ELEMENT, A...

Airgap type etalon and apparatus utilizing the same

Variable polarization plane rotator and optical device using same

Wavelength dispersion generation apparatus, multi-faced mirror used...

Wavelength characteristic variable apparatus

Apparatus for variable wavelength dispersion and wavelength dispers...

Patents Applicationslast 30 patents

OPTICAL RECEPTACLE, OPTICAL SUB ASSEMBLY AND OPTICAL TRANSCEIVER

OPTICAL RECEPTACLE

Wavelength selective optical switch

Switches for changing optical path and selecting wavelength

WAVELENGTH DISPERSION COMPENSATING APPARATUS

Wavelength characteristic variable filter, optical amplifier, and o...

Variable polarization plane rotator and optical device using same

Spectroscopic apparatus

Mirror fixing method and optical apparatus

Optical device

Optical device

Wavelength dispersion generation apparatus, multi-faced mirror used...

Transmission wavelength characteristics variable optical element, a...

Device using a virtually-imaged phased array (VIPA) with an improve...

Transmission wavelength characteristics variable optical element, a...

Dispersion compensator whose transmission band is flattened

Optical device

Variable polarization plane rotator and optical device using same

Wavelength characteristic variable apparatus

Apparatus for variable wavelength dispersion and wavelength dispers...