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Tadashi Minotani
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Abnormality detection device and fixing structure
Patent number
12,012,988
Issue date
Jun 18, 2024
Nippon Telegraph and Telephone Corporation
Masahito Nakamura
G01 - MEASURING TESTING
Information
Patent Grant
Variable reference voltage source
Patent number
11,984,903
Issue date
May 14, 2024
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Transducer, loosening detection system and loosening detection method
Patent number
11,976,947
Issue date
May 7, 2024
Nippon Telegraph and Telephone Corporation
Eri Matsunaga
G01 - MEASURING TESTING
Information
Patent Grant
Loosening detection structure, loosening detection system and method
Patent number
11,976,993
Issue date
May 7, 2024
Nippon Telegraph and Telephone Corporation
Eri Matsunaga
G01 - MEASURING TESTING
Information
Patent Grant
Ad converter
Patent number
11,955,985
Issue date
Apr 9, 2024
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
AD converter with self-calibration function
Patent number
11,936,396
Issue date
Mar 19, 2024
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Surface change detector and surface change detection method using same
Patent number
11,921,055
Issue date
Mar 5, 2024
Nippon Telegraph and Telephone Corporation
Masahito Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Self-calibration function-equipped AD converter
Patent number
11,770,127
Issue date
Sep 26, 2023
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Variable reference voltage source
Patent number
11,714,437
Issue date
Aug 1, 2023
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
G05 - CONTROLLING REGULATING
Information
Patent Grant
Loosening detection structure and loosening detection method using...
Patent number
11,493,074
Issue date
Nov 8, 2022
Nippon Telegraph and Telephone Corporation
Eri Matsunaga
G01 - MEASURING TESTING
Information
Patent Grant
Crack detection device and method therefor
Patent number
11,454,607
Issue date
Sep 27, 2022
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
G01 - MEASURING TESTING
Information
Patent Grant
Self-calibration function-equipped AD converter
Patent number
11,368,162
Issue date
Jun 21, 2022
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Crack detection system and crack detection method
Patent number
11,280,752
Issue date
Mar 22, 2022
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
G01 - MEASURING TESTING
Information
Patent Grant
Electric field sensor device, transceiver, positional information o...
Patent number
7,907,895
Issue date
Mar 15, 2011
Nippon Telegraph and Telephone Corporation
Mitsuru Shinagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electric field sensor
Patent number
7,859,666
Issue date
Dec 28, 2010
Nippon Telegraph and Telephone Corporation
Aiichirou Sasaki
G01 - MEASURING TESTING
Information
Patent Grant
Receiver, transceiver, and electric field communication system
Patent number
7,801,483
Issue date
Sep 21, 2010
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reactance adjuster, transceiver and transmitter using the reactance...
Patent number
7,636,547
Issue date
Dec 22, 2009
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission device, electric field communication transceiver, and...
Patent number
7,583,930
Issue date
Sep 1, 2009
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Sales apparatus and method of transmitting and receiving merchandis...
Patent number
7,412,229
Issue date
Aug 12, 2008
Nippon Telephone and Telegraph Corporation
Katsuyuki Ochiai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Transceiver capable of causing series resonance with parasitic capa...
Patent number
7,069,062
Issue date
Jun 27, 2006
Nippon Telegraph and Telephone Corp.
Tadashi Minotani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
CONNECTING CIRCUIT AND COMMUNICATION INTERFACE
Publication number
20240179035
Publication date
May 30, 2024
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AMPLIFIER CIRCUIT
Publication number
20240154634
Publication date
May 9, 2024
Nippon Telegraph and Corporation
Tadashi Minotani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CONNECTING CIRCUIT AND COMMUNICATION INTERFACE
Publication number
20240097948
Publication date
Mar 21, 2024
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Integrated Electronic Component
Publication number
20230420316
Publication date
Dec 28, 2023
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Looseness Detection Sensor and Method
Publication number
20230103121
Publication date
Mar 30, 2023
Nippon Telegraph and Telephone Corporation
Eri Matsunaga
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Bolt Tightening Torque Management Structure And Method
Publication number
20230081045
Publication date
Mar 16, 2023
Nippon Telegraph and Telephone Corporation
Eri Matsunaga
G01 - MEASURING TESTING
Information
Patent Application
AD Converter
Publication number
20230006686
Publication date
Jan 5, 2023
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AD Converter
Publication number
20220416799
Publication date
Dec 29, 2022
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Looseness Detection Sensor and How to Identify Loose Bolts
Publication number
20220397452
Publication date
Dec 15, 2022
Nippon Telegraph and Telephone Corporation
Eri Matsunaga
G01 - MEASURING TESTING
Information
Patent Application
AD Converter with Self-Calibration Function
Publication number
20220393696
Publication date
Dec 8, 2022
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Loosening Detection Structure, Loosening Detection System and Method
Publication number
20220390307
Publication date
Dec 8, 2022
Nippon Telegraph and Telephone Corporation
Eri Matsunaga
G01 - MEASURING TESTING
Information
Patent Application
Self-Calibration Function-Equipped AD Converter
Publication number
20220337262
Publication date
Oct 20, 2022
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Transducer, Loosening Detection System and Loosening Detection Method
Publication number
20220268599
Publication date
Aug 25, 2022
Nippon Telegraph and Telephone Corporation
Eri Matsunaga
G01 - MEASURING TESTING
Information
Patent Application
Looseness Detection Device and Looseness Detection Method
Publication number
20220244138
Publication date
Aug 4, 2022
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Variable Reference Voltage Source
Publication number
20220236753
Publication date
Jul 28, 2022
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
G05 - CONTROLLING REGULATING
Information
Patent Application
Loosening Detection Structure and Loosening Detection Method Using...
Publication number
20220228996
Publication date
Jul 21, 2022
Nippon Telegraph and Telephone Corporation
Eri Matsunaga
G01 - MEASURING TESTING
Information
Patent Application
Self-Calibration Function-Equipped AD Converter
Publication number
20220014207
Publication date
Jan 13, 2022
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Abnormality Detection Device and Fixing Structure
Publication number
20220010826
Publication date
Jan 13, 2022
Nippon Telegraph and Telephone Corporation
Masahito Nakamura
G01 - MEASURING TESTING
Information
Patent Application
Variable Reference Voltage Source
Publication number
20220014094
Publication date
Jan 13, 2022
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Surface Change Detector and Surface Change Detection Method Using Same
Publication number
20220003688
Publication date
Jan 6, 2022
Nippon Telegraph and Telephone Corporation
Masahito Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Loosening Detection Structure and Loosening Detection Method Using...
Publication number
20210404502
Publication date
Dec 30, 2021
Nippon Telegraph and Telephone Corporation
Eri Matsunaga
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Crack Detection Device and Method Therefor
Publication number
20210364459
Publication date
Nov 25, 2021
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
G01 - MEASURING TESTING
Information
Patent Application
Crack Detection System and Crack Detection Method
Publication number
20210109050
Publication date
Apr 15, 2021
Nippon Telegraph and Telephone Corporation
Tadashi Minotani
G01 - MEASURING TESTING
Information
Patent Application
Receiver, Transceiver, and Electric Field Communication System
Publication number
20090023387
Publication date
Jan 22, 2009
Nippon Telegraph and Telephone Corporatioan
Tadashi Minotani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electric Field Sensor Device, Transceiver, Positional Information O...
Publication number
20080205904
Publication date
Aug 28, 2008
Nippon Telegraph and Telephone Corporation
Mitsuru Shinagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Transmission device, electric field communication transceiver, and...
Publication number
20070184788
Publication date
Aug 9, 2007
Tadashi Minotani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electric field sensor and adjustment method thereof
Publication number
20060152209
Publication date
Jul 13, 2006
Aiichirou Sasaki
G01 - MEASURING TESTING
Information
Patent Application
Reactance adjustment device, transceiver and transmission device us...
Publication number
20060052074
Publication date
Mar 9, 2006
Tadashi Minotani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electric field-detecting optical device, tranceiver, positional inf...
Publication number
20050244166
Publication date
Nov 3, 2005
Mitsuru Shinagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Transceiver capable of causing series resonance with parasitic capa...
Publication number
20040092296
Publication date
May 13, 2004
Tadashi Minotani
H04 - ELECTRIC COMMUNICATION TECHNIQUE