Inventor
HIRATA RYUICHI
JP29 patents
⚠️ This page may combine multiple inventors who share the name “HIRATA RYUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY GROUP CORP
21 patentsUS12048007B2Jul 23, 2024
Communication apparatus and communication method
SONY GROUP CORP2 citations73
US11968579B2Apr 23, 2024
Communication control device, communication control method, communication terminal, and communication method for switching a terminal from a first connection to a second connection
SONY GROUP CORP2 citations73
US11962413B2Apr 16, 2024
Wireless communication device and method
SONY GROUP CORP2 citations73
US12244422B2Mar 4, 2025
Wireless communication device and method
SONY GROUP CORP1 citations64
US12477542B2Nov 18, 2025
Communication device and communication method
SONY GROUP CORP0 citations62
US12457595B2Oct 28, 2025
Communication apparatus and communication method
SONY GROUP CORP0 citations62
US12389456B2Aug 12, 2025
Communication apparatus and communication method
SONY GROUP CORP0 citations62
US12382516B2Aug 5, 2025
Communication device and communication method
SONY GROUP CORP0 citations62
US12267733B2Apr 1, 2025
Communication control device, communication control method, communication terminal, and communication method for switching a terminal from a first connection to a second connection
SONY GROUP CORP0 citations62
US12185224B2Dec 31, 2024
Wireless communication apparatus and wireless communication method
SONY GROUP CORP0 citations62
US12082024B2Sep 3, 2024
Wireless base station and terminal device
SONY GROUP CORP0 citations62
US12028843B2Jul 2, 2024
Communication apparatus and communication method
SONY GROUP CORP0 citations62
US11736255B2Aug 22, 2023
Wireless communication device, wireless communication terminal, and wireless communication method
SONY GROUP CORP0 citations62
US11729705B2Aug 15, 2023
Wireless communication apparatus and wireless communication method
SONY GROUP CORP0 citations62
US12289150B2Apr 29, 2025
Access points, station and corresponding methods
SONY GROUP CORP0 citations61
US12356345B2Jul 8, 2025
Communication device and communication method
SONY GROUP CORP0 citations52
US12328750B2Jun 10, 2025
Communication apparatus and information processing method
SONY GROUP CORP0 citations52
US12273203B2Apr 8, 2025
Communication device and communication method
SONY GROUP CORP0 citations52
US12127243B2Oct 22, 2024
Wireless communication device and method, and wireless communication terminal and method
SONY GROUP CORP0 citations52
US11324045B2May 3, 2022
Downlink orthogonal frequency-division multiplexing (OFDM) beamforming simultaneous transmission
SONY GROUP CORP0 citations52
US12224963B2Feb 11, 2025
Communication control device and method, wireless communication device and method, and wireless communication terminal
SONY GROUP CORP0 citations51
SONY CORP
8 patentsUS11218973B2Jan 4, 2022
Transmission apparatus and transmission method, reception apparatus and reception method, and communication system
SONY CORP2 citations73
US11431452B2Aug 30, 2022
Wireless communication device, wireless communication terminal, and wireless communication method
SONY CORP0 citations62
US11425629B2Aug 23, 2022
Wireless communication apparatus and wireless communication method
SONY CORP0 citations62
US11395178B2Jul 19, 2022
Communication apparatus and communication method
SONY CORP0 citations62
US11412547B2Aug 9, 2022
Communication device and communication system
SONY CORP0 citations52
US11240845B2Feb 1, 2022
Communication device, program, and communication method related to frame exchange
SONY CORP0 citations52
US10980063B2Apr 13, 2021
Communication device and communication control method
SONY CORP0 citations52
US11582725B2Feb 14, 2023
Wireless communication device and wireless communication method
SONY CORP0 citations51