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Seiji Yoshida
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Yokosuka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Position measurement apparatus, position measurement method and pro...
Patent number
12,105,212
Issue date
Oct 1, 2024
Nippon Telegraph and Telephone Corporation
Seiji Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Navigation Satellite System reception device, method for processing...
Patent number
12,078,733
Issue date
Sep 3, 2024
Nippon Telegraph and Telephone Corporation
Seiji Yoshida
G01 - MEASURING TESTING
Information
Patent Grant
Positioning system, equipment, server apparatus, positioning method...
Patent number
12,000,936
Issue date
Jun 4, 2024
Nippon Telegraph and Telephone Corporation
Seiji Yoshida
G01 - MEASURING TESTING
Information
Patent Grant
Navigation satellite system reception device, method for processing...
Patent number
11,802,975
Issue date
Oct 31, 2023
Nippon Telegraph and Telephone Corporation
Seiji Yoshida
G01 - MEASURING TESTING
Information
Patent Grant
Time synchronization device, and method and program therefor
Patent number
11,150,353
Issue date
Oct 19, 2021
Nippon Telegraph and Telephone Corporation
Keisuke Nishi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Satellite signal reception characteristic estimation apparatus, met...
Patent number
10,520,605
Issue date
Dec 31, 2019
Nippon Telegraph and Telephone Corporation
Keisuke Nishi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Satellite signal reception apparatus, satellite signal reception me...
Patent number
10,371,821
Issue date
Aug 6, 2019
Nippon Telegraph and Telephone Corporation
Keisuke Nishi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Distributed radio communication base station system, base band unit...
Patent number
9,866,327
Issue date
Jan 9, 2018
Nippon Telegraph and Telephone Corporation
Naotaka Shibata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
SATELLITE SIGNAL RECEPTION APPARATUS, SATELLITE SIGNAL PROCESSING M...
Publication number
20230384460
Publication date
Nov 30, 2023
Nippon Telegraph and Telephone Corporation
Seiji YOSHIDA
G01 - MEASURING TESTING
Information
Patent Application
NAVIGATION SATELLITE SYSTEM RECEPTION DEVICE, METHOD FOR PROCESSING...
Publication number
20230251388
Publication date
Aug 10, 2023
Nippon Telegraph and Telephone Corporation
Seiji Yoshida
G01 - MEASURING TESTING
Information
Patent Application
MEASUREMENT APPARATUS, MEASUREMENT METHOD AND PROGRAM
Publication number
20230168387
Publication date
Jun 1, 2023
Nippon Telegraph and Telephone Corporation
Seiji YOSHIDA
G01 - MEASURING TESTING
Information
Patent Application
POSITION MEASUREMENT APPARATUS, POSITIONING METHOD AND PROGRAM
Publication number
20230136186
Publication date
May 4, 2023
Nippon Telegraph and Telephone Corporation
Seiji YOSHIDA
G01 - MEASURING TESTING
Information
Patent Application
POSITION MEASUREMENT SYSTEM, POSITIONING CALCULATION APPARATUS, POS...
Publication number
20220342086
Publication date
Oct 27, 2022
Nippon Telegraph and Telephone Corporation
Seiji YOSHIDA
G01 - MEASURING TESTING
Information
Patent Application
POSITIONING SYSTEM, EQUIPMENT, SERVER APPARATUS, POSITIONING METHOD...
Publication number
20220334265
Publication date
Oct 20, 2022
Nippon Telegraph and Telephone Corporation
Seiji YOSHIDA
G01 - MEASURING TESTING
Information
Patent Application
AUTHENTICATION SYSTEM, AUTHENTICATION METHOD AND PROGRAM
Publication number
20220338015
Publication date
Oct 20, 2022
Nippon Telegraph and Telephone Corporation
Seiji YOSHIDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL RECEIVING EQUIPMENT, SIGNAL PROCESSING METHOD AND PROGRAM
Publication number
20220326392
Publication date
Oct 13, 2022
Nippon Telegraph and Telephone Corporation
Seiji YOSHIDA
G01 - MEASURING TESTING
Information
Patent Application
POSITION MEASUREMENT APPARATUS, POSITION MEASUREMENT METHOD AND PRO...
Publication number
20220276395
Publication date
Sep 1, 2022
Nippon Telegraph and Telephone Corporation
Seiji YOSHIDA
G01 - MEASURING TESTING
Information
Patent Application
NAVIGATION SATELLITE SYSTEM RECEPTION DEVICE, METHOD FOR PROCESSING...
Publication number
20210286087
Publication date
Sep 16, 2021
Nippon Telegraph and Telephone Corporation
Seiji Yoshida
G01 - MEASURING TESTING
Information
Patent Application
NAVIGATION SATELLITE SYSTEM RECEPTION DEVICE, METHOD FOR PROCESSING...
Publication number
20210239846
Publication date
Aug 5, 2021
Nippon Telegraph and Telephone Corporation
Seiji Yoshida
G01 - MEASURING TESTING
Information
Patent Application
SATELLITE SIGNAL RECEPTION APPARATUS, SATELLITE SIGNAL RECEPTION ME...
Publication number
20180196143
Publication date
Jul 12, 2018
Nippon Telegraph and Telephone Corporation
Keisuke NISHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SATELLITE SIGNAL RECEPTION CHARACTERISTIC ESTIMATION APPARATUS, MET...
Publication number
20180024250
Publication date
Jan 25, 2018
Nippon Telegraph and Telephone Corporation
Keisuke NISHI
G01 - MEASURING TESTING
Information
Patent Application
TIME SYNCHRONIZATION DEVICE, AND METHOD AND PROGRAM THEREFOR
Publication number
20170350984
Publication date
Dec 7, 2017
Nippon Telegraph and Telephone Corporation
Keisuke NISHI
G01 - MEASURING TESTING
Information
Patent Application
DISTRIBUTED RADIO COMMUNICATION BASE STATION SYSTEM, BASE BAND UNIT...
Publication number
20150229397
Publication date
Aug 13, 2015
NIPPON TELEGRAPH AND TELEPHONE CORPORTION
Naotaka Shibata
H04 - ELECTRIC COMMUNICATION TECHNIQUE