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Kimikazu Sano
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Transimpedance amplifier
Patent number
12,160,211
Issue date
Dec 3, 2024
Nippon Telegraph and Telephone Corporation
Hiroaki Katsurai
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Transimpedance amplifier
Patent number
12,155,358
Issue date
Nov 26, 2024
Nippon Telegraph and Telephone Corporation
Hiroaki Katsurai
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor integrated optics element and production method therefor
Patent number
11,367,997
Issue date
Jun 21, 2022
Nippon Telegraph and Telephone Corporation
Takahiko Shindo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light-receiving element and method for manufacturing element
Patent number
11,264,519
Issue date
Mar 1, 2022
Nippon Telegraph and Telephone Corporation
Yoshiho Maeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Automatic gain control circuit
Patent number
9,143,110
Issue date
Sep 22, 2015
Nippon Telegraph and Telephone Corporation
Kimikazu Sano
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Vector sum phase shifter, optical transceiver, and control circuit
Patent number
8,687,968
Issue date
Apr 1, 2014
Nippon Telegraph and Telephone Corporation
Hideyuki Nosaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voltage generator, control circuit, vector sum phase shifter, and o...
Patent number
8,687,973
Issue date
Apr 1, 2014
Nippon Telegraph and Telephone Corporation
Hideyuki Nosaka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Signal output circuit
Patent number
8,593,201
Issue date
Nov 26, 2013
Nippon Telegraph and Telephone Corporation
Kimikazu Sano
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Automatic gain control circuit
Patent number
8,593,223
Issue date
Nov 26, 2013
Nippon Telegraph and Telephone Corporation
Kimikazu Sano
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Current-switching cell and digital-to-analog converter
Patent number
8,493,257
Issue date
Jul 23, 2013
Nippon Telegraph and Telephone Corporation
Munehiko Nagatani
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
TRANSIMPEDANCE AMPLIFIER
Publication number
20250047253
Publication date
Feb 6, 2025
Nippon Telegraph and Telephone Corporation
Hiroaki KATSURAI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Transimpedance Amplifier
Publication number
20220224298
Publication date
Jul 14, 2022
Nippon Telegraph and Telephone Corporation
Hiroaki Katsurai
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Transimpedance Amplifier
Publication number
20220216841
Publication date
Jul 7, 2022
Nippon Telegraph and Telephone Corporation
Hiroaki Katsurai
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Light-Receiving Element and Method for Manufacturing Element
Publication number
20210043785
Publication date
Feb 11, 2021
Nippon Telegraph and Telephone Corporation
Yoshiho Maeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Integrated Optics Element and Production Method Therefor
Publication number
20210006032
Publication date
Jan 7, 2021
Nippon Telegraph and Telephone Corporation
Takahiko Shindo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
AUTOMATIC GAIN CONTROL CIRCUIT
Publication number
20140097901
Publication date
Apr 10, 2014
Nippon Telegraph and Telephone Corporation
Kimikazu Sano
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUTOMATIC GAIN CONTROL CIRCUIT
Publication number
20120326782
Publication date
Dec 27, 2012
Kimikazu Sano
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SIGNAL OUTPUT CIRCUIT
Publication number
20120319766
Publication date
Dec 20, 2012
Kimikazu Sano
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CURRENT-SWITCHING CELL AND DIGITAL-TO-ANALOG CONVERTER
Publication number
20110273317
Publication date
Nov 10, 2011
Munehiko Nagatani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
VOLTAGE GENERATOR, CONTROL CIRCUIT, VECTOR SUM PHASE SHIFTER, AND O...
Publication number
20110236027
Publication date
Sep 29, 2011
Hideyuki Nosaka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
VECTOR SUM PHASE SHIFTER, OPTICAL TRANSCEIVER, AND CONTROL CIRCUIT
Publication number
20110150495
Publication date
Jun 23, 2011
Hideyuki Nosaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Transmission System
Publication number
20080226298
Publication date
Sep 18, 2008
Nippon Telegraph and Telephone Corporation
Hiroyuki Fukuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE