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Hisaaki MATSUSHIMA
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Voice communication system, voice communication method, and voice c...
Patent number
11,924,369
Issue date
Mar 5, 2024
Icom Incorporated
Hisaaki Matsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Relaying device and monitoring method of voice communication
Patent number
11,425,257
Issue date
Aug 23, 2022
Icom Incorporated
Hisaaki Matsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voice communication system, relaying device, terminal device, sessi...
Patent number
10,623,574
Issue date
Apr 14, 2020
ICOM INCORPORATED
Hisaaki Matsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Relaying device, audio communication system, and relaying method
Patent number
10,200,539
Issue date
Feb 5, 2019
Icom Incorporated
Hisaaki Matsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Relaying device, audio communication system, and relaying method of...
Patent number
10,091,347
Issue date
Oct 2, 2018
Icom Incorporated
Hisaaki Matsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Relaying device, audio communication system, and relaying method
Patent number
9,955,322
Issue date
Apr 24, 2018
Icom Incorporated
Hisaaki Matsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Relaying device, communication system, and communication method
Patent number
9,705,954
Issue date
Jul 11, 2017
Icom Incorporated
Hisaaki Matsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Relaying device, communication system, and communication method
Patent number
9,699,235
Issue date
Jul 4, 2017
Icom Incorporated
Hisaaki Matsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Relaying device
Patent number
9,503,910
Issue date
Nov 22, 2016
Icom Incorporated
Hisaaki Matsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
VOICE COMMUNICATION SYSTEM, VOICE COMMUNICATION METHOD, AND VOICE C...
Publication number
20220256031
Publication date
Aug 11, 2022
ICOM INCORPORATED
Hisaaki MATSUSHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RELAYING DEVICE AND MONITORING METHOD OF VOICE COMMUNICATION
Publication number
20210329130
Publication date
Oct 21, 2021
ICOM INCORPORATED
Hisaaki MATSUSHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
VOICE COMMUNICATION SYSTEM, RELAYING DEVICE, TERMINAL DEVICE, SESSI...
Publication number
20200045181
Publication date
Feb 6, 2020
ICOM INCORPORATED
Hisaaki MATSUSHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RELAYING DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD
Publication number
20170041369
Publication date
Feb 9, 2017
Icom Incorporated
Hisaaki MATSUSHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RELAYING DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD
Publication number
20170041370
Publication date
Feb 9, 2017
Icom Incorporated
Hisaaki MATSUSHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RELAYING DEVICE, AUDIO COMMUNICATION SYSTEM, PROGRAM AND RELAYING M...
Publication number
20160286365
Publication date
Sep 29, 2016
ICOM INCORPORATED
Hisaaki MATSUSHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RELAYING DEVICE, AUDIO COMMUNICATION SYSTEM, RELAYING METHOD OF AUD...
Publication number
20160269546
Publication date
Sep 15, 2016
ICOM INCORPORATED
Hisaaki MATSUSHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RELAYING DEVICE, AUDIO COMMUNICATION SYSTEM, PROGRAM AND RELAYING M...
Publication number
20160255202
Publication date
Sep 1, 2016
ICOM INCORPORATED
Hisaaki MATSUSHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RELAYING DEVICE
Publication number
20140177515
Publication date
Jun 26, 2014
Icom Incorporated
Hisaaki MATSUSHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE