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Sadao Fujita
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical transmitter and method of controlling the same
Patent number
10,587,346
Issue date
Mar 10, 2020
NEC Corporation
Sadao Fujita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission device and control method therefor
Patent number
10,191,307
Issue date
Jan 29, 2019
NEC Corporation
Sadao Fujita
G02 - OPTICS
Information
Patent Grant
Optical transmitter and method for controlling the same
Patent number
9,166,697
Issue date
Oct 20, 2015
NEC Corporation
Emmanuel Le Taillandier de Gabory
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus that adopts image density control with dens...
Patent number
8,554,093
Issue date
Oct 8, 2013
Canon Kabushiki Kaisha
Sadao Fujita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image processor, control method therefor, image forming apparatus,...
Patent number
8,315,437
Issue date
Nov 20, 2012
Canon Kabushiki Kaisha
Sadao Fujita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus that transfers toner image carried by image...
Patent number
8,218,989
Issue date
Jul 10, 2012
Canon Kabushiki Kaisha
Sadao Fujita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
8,027,062
Issue date
Sep 27, 2011
Canon Kabushiki Kaisha
Sadao Fujita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Node for optical communication and wavelength-division multiplexing...
Patent number
6,570,685
Issue date
May 27, 2003
NEC Corporation
Sadao Fujita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
FSK laser transmitting apparatus
Patent number
4,700,352
Issue date
Oct 13, 1987
NEC Corporation
Minoru Shikada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL TRANSMITTER AND METHOD OF CONTROLLING THE SAME
Publication number
20190036611
Publication date
Jan 31, 2019
NEC Corporation
Sadao FUJITA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION DEVICE AND CONTROL METHOD THEREFOR
Publication number
20180074348
Publication date
Mar 15, 2018
NEC Corporation
Sadao FUJITA
G02 - OPTICS
Information
Patent Application
OPTICAL TRANSMITTER AND METHOD FOR CONTROLLING THE SAME
Publication number
20140029956
Publication date
Jan 30, 2014
NEC Corporation
Emmanuel Le Taillandier De Gabory
G02 - OPTICS
Information
Patent Application
IMAGE FORMING APPARATUS THAT ADOPTS IMAGE DENSITY CONTROL WITH DENS...
Publication number
20110188871
Publication date
Aug 4, 2011
Canon Kabushiki Kaisha
Sadao Fujita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS THAT TRANSFERS TONER IMAGE CARRIED BY IMAGE...
Publication number
20110002704
Publication date
Jan 6, 2011
Canon Kabushiki Kaisha
Sadao Fujita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20090147289
Publication date
Jun 11, 2009
Canon Kabushiki Kaisha
Sadao Fujita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE PROCESSOR, CONTROL METHOD THEREFOR, IMAGE FORMING APPARATUS,...
Publication number
20080137965
Publication date
Jun 12, 2008
Canon Kabushiki Kaisha
Sadao Fujita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Dispersion compensation monitoring device and method, dispersion co...
Publication number
20010009467
Publication date
Jul 26, 2001
Sadao Fujita
H04 - ELECTRIC COMMUNICATION TECHNIQUE