Ryo KOIZUMI

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Radio communication apparatus and antenna calibration method
- Patent number 10,541,760
- Issue date Jan 21, 2020
- Fujitsu Limited
- Akihiko Komatsuzaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Peak suppression device and peak suppression method
- Patent number 9,755,877
- Issue date Sep 5, 2017
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
WIRELESS COMMUNICATION DEVICE, WIRELESS COMMUNICATION SYSTEMS, AND...
- Publication number 20240172071
- Publication date May 23, 2024
- FUJITSU LIMITED
- Ryo KOIZUMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RADIO COMMUNICATION APPARATUS AND ANTENNA CALIBRATION METHOD
- Publication number 20190199454
- Publication date Jun 27, 2019
- Fujitsu Limited
- Akihiko Komatsuzaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PEAK SUPPRESSION DEVICE AND PEAK SUPPRESSION METHOD
- Publication number 20160261445
- Publication date Sep 8, 2016
- Fujitsu Limited
- Hiroyoshi ISHIKAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE