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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus for transmitting optical signals between a central unit a...
Patent number
10,411,825
Issue date
Sep 10, 2019
Politecnico di Milano
Mario Martinelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical multiplexer/demultiplexer device comprising Porro prisms
Patent number
10,001,603
Issue date
Jun 19, 2018
Politecnico di Milano
Mario Martinelli
G02 - OPTICS
Information
Patent Grant
Mode multiplexing optical communication system
Patent number
9,571,196
Issue date
Feb 14, 2017
Politecnico do Milano
Paolo Martelli
G02 - OPTICS
Information
Patent Grant
Method and apparatus for optical phase modulation
Patent number
8,781,337
Issue date
Jul 15, 2014
Google Inc.
Pierpaolo Boffi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Filter for an optical fibre temperature sensor
Patent number
8,575,540
Issue date
Nov 5, 2013
Politecnico di Milano
Mario Martinelli
G01 - MEASURING TESTING
Information
Patent Grant
Method and device for polarization of an optical radiation
Patent number
8,311,411
Issue date
Nov 13, 2012
Google Inc.
Paolo Martelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for stabilizing the state of polarization of a po...
Patent number
8,200,087
Issue date
Jun 12, 2012
Google Inc.
Pierpaolo Boffi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Sensor and method for determining temperature along an optical fibre
Patent number
8,152,370
Issue date
Apr 10, 2012
Politecnico di Milano
Mario Martinelli
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for optical phase modulation
Patent number
8,019,232
Issue date
Sep 13, 2011
Mosaid Technologies Incorporated
Pierpaolo Boffi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for stabilizing the state of polarization of a po...
Patent number
7,917,031
Issue date
Mar 29, 2011
PGT Photonics S.p.A.
Pierpaolo Boffi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for stabilizing the state of polarization of opti...
Patent number
7,528,360
Issue date
May 5, 2009
PGT Photonics S.p.A.
Mario Martinelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Four-wave-mixing based optical wavelength converter device
Patent number
7,324,267
Issue date
Jan 29, 2008
Pirelli & C. S.p.A.
Andrea Melloni
G02 - OPTICS
Information
Patent Grant
Polarization stabilization
Patent number
7,307,722
Issue date
Dec 11, 2007
Pirelli & C. S.p.A.
Mario Martinelli
G02 - OPTICS
Information
Patent Grant
Optical space-switching matrix
Patent number
7,209,607
Issue date
Apr 24, 2007
Pirelli & C. S.p.A.
Mario Martinelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Passive polarization stabilizer
Patent number
6,941,032
Issue date
Sep 6, 2005
Pirelli Cavi e Sistemi S.p.A.
Mario Martinelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
NLO polymers and optical waveguides based thereon
Patent number
6,872,794
Issue date
Mar 29, 2005
Pirelli Cavi e Sistemi S.p.A.
Andrea Zappettini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optical threshold and comparison devices and methods
Patent number
6,766,072
Issue date
Jul 20, 2004
Pirelli Cavi e Sistemi S.p.A.
Lucia Marazzi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical gating apparatus and methods
Patent number
6,584,261
Issue date
Jun 24, 2003
Pirelli Cavi e Sistemi S.p.A.
Mario Martinelli
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical intensity modulation device and method
Patent number
6,583,917
Issue date
Jun 24, 2003
Pirelli Cavi e Sistemi S.p.A.
Andrea Melloni
G02 - OPTICS
Information
Patent Grant
Optical device for processing a sequence of bits
Patent number
6,577,425
Issue date
Jun 10, 2003
Corning Photonic Technologies Inc.
Mario Martinelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical device for processing an optical impulse
Patent number
6,542,269
Issue date
Apr 1, 2003
Corning O.T.I., Inc.
Mario Martinelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical window signal generator
Patent number
6,483,629
Issue date
Nov 19, 2002
Corning O.T.I., Inc.
Pierpaolo Boffi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical system having optical control beam
Patent number
6,373,617
Issue date
Apr 16, 2002
Optical Technologies Italia SpA
Pierpaolo Boffi
G02 - OPTICS
Information
Patent Grant
Optical device and a method of processing a digital optical signal...
Patent number
6,292,280
Issue date
Sep 18, 2001
Pirelli Cavi e Sistemi S.p.A.
Pierpaolo Boffi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical device for processing an optical digital signal
Patent number
6,275,311
Issue date
Aug 14, 2001
Pirelli Cavi e Sistemi S.p.A.
Pierpaolo Boffi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical wavelength converter
Patent number
6,259,552
Issue date
Jul 10, 2001
Pirelli Cavi e Sistemi S.p.A.
Pierpaolo Boffi
G02 - OPTICS
Information
Patent Grant
Interferometer for measurements of optical properties in bulk samples
Patent number
6,181,429
Issue date
Jan 30, 2001
Pirelli Cavi e Sistemi S.p.A.
Angelo Barberis
G01 - MEASURING TESTING
Information
Patent Grant
Optical switching device
Patent number
6,167,170
Issue date
Dec 26, 2000
Pirelli Cavi E Sistemi S.P.A.
Pierpaolo Boffi
G02 - OPTICS
Information
Patent Grant
Process and apparatus for absolute interferometric measurement of p...
Patent number
5,333,045
Issue date
Jul 26, 1994
Cise S.p.A.
Valeria Gusmeroli
G01 - MEASURING TESTING
Information
Patent Grant
Laser apparatus for measuring the velocity of a fluid
Patent number
5,268,739
Issue date
Dec 7, 1993
Cise S.p.A.
Mario Martinelli
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
APPARATUS FOR TRANSMITTING SIGNALS BASED ON REFLECTIONS AND RELATED...
Publication number
20180159632
Publication date
Jun 7, 2018
POLITECNICO DI MILANO
Umberto SPAGNOLINI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS FOR TRANSMITTING OPTICAL SIGNALS BETWEEN A CENTRAL UNIT A...
Publication number
20180152260
Publication date
May 31, 2018
Politecnico Di Milano
Mario MARTINELLI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL MULTIPLEXER/DEMULTIPLEXER DEVICE COMPRISING PORRO PRISMS
Publication number
20170075069
Publication date
Mar 16, 2017
Politecnico Di Milano
Mario Martinelli
G02 - OPTICS
Information
Patent Application
MODE MULTIPLEXING OPTICAL COMMUNICATION SYSTEM
Publication number
20140199066
Publication date
Jul 17, 2014
POLITECNICO DI MILANO
Paolo Martelli
G02 - OPTICS
Information
Patent Application
POLARIZATION STABILIZATION SCHEME FOR UN-COOLED SELF-TUNING CAVITY...
Publication number
20140029945
Publication date
Jan 30, 2014
Mario Martinelli
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND APPARATUS FOR OPTICAL PHASE MODULATION
Publication number
20110317238
Publication date
Dec 29, 2011
MOSAID TECHNOLOGIES INCORPORATED
Pierpaolo BOFFI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and Device for Stabilizing the State of Polarization of a Po...
Publication number
20110170870
Publication date
Jul 14, 2011
PGT Photonics S.p.A.
Pierpaolo Boffi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FILTER FOR AN OPTICAL FIBRE TEMPERATURE SENSOR
Publication number
20100276576
Publication date
Nov 4, 2010
Mario Martinelli
G01 - MEASURING TESTING
Information
Patent Application
Method and Device for Polarization of an Optical Radiation
Publication number
20100277798
Publication date
Nov 4, 2010
Paolo Martelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SENSOR AND METHOD FOR DETERMINING TEMPERATURE ALONG AN OPTICAL FIBRE
Publication number
20100220765
Publication date
Sep 2, 2010
Mario Martinelli
G01 - MEASURING TESTING
Information
Patent Application
Opto-Mechanical Switching System
Publication number
20080050063
Publication date
Feb 28, 2008
Marco Arioli
G02 - OPTICS
Information
Patent Application
Method And Device For Stabilizing The State Of Polarization Of A Po...
Publication number
20070280689
Publication date
Dec 6, 2007
PIRELLE & C. S.P.A.
Pierpaolo Boffi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and Apparatus for Optical Phase Modulation
Publication number
20070274731
Publication date
Nov 29, 2007
Pierpaolo Boffi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical communication system
Publication number
20060140636
Publication date
Jun 29, 2006
Lucia Marazzi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Four-wave-mixing based optical wavelength converter device
Publication number
20060092500
Publication date
May 4, 2006
Andrea Melloni
G02 - OPTICS
Information
Patent Application
Optical space-switching matrix
Publication number
20050041911
Publication date
Feb 24, 2005
Mario Martinelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Polarization stabilization
Publication number
20040262499
Publication date
Dec 30, 2004
Mario Martinelli
G02 - OPTICS
Information
Patent Application
Cdznte eletro-optical switch
Publication number
20040052456
Publication date
Mar 18, 2004
Pierpaolo Boffi
G02 - OPTICS
Information
Patent Application
NLO polymers and optical waveguides based thereon
Publication number
20030103759
Publication date
Jun 5, 2003
Andrea Zappettini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Optical intensity modulation device and method
Publication number
20020191266
Publication date
Dec 19, 2002
Andrea Melloni
G02 - OPTICS
Information
Patent Application
Optical gating apparatus and methods
Publication number
20020090185
Publication date
Jul 11, 2002
Mario Martinelli
G02 - OPTICS
Information
Patent Application
Optical threshold and comparison devices and methods
Publication number
20020044709
Publication date
Apr 18, 2002
Lucia Marazzi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Passive polarization stabilizer
Publication number
20020037126
Publication date
Mar 28, 2002
Mario Martinelli
G02 - OPTICS
Information
Patent Application
Optical device and a method of processing a digital optical signal...
Publication number
20010030781
Publication date
Oct 18, 2001
Pierpaolo Boffi
H04 - ELECTRIC COMMUNICATION TECHNIQUE