P

Inventor

OGAWA TOMOAKI

JP30 patents
⚠️ This page may combine multiple inventors who share the name “OGAWA TOMOAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON TELEGRAPH & TELEPHONE

14 patents
US11265841B2Mar 1, 2022

Position estimation method and position estimation apparatus

NIPPON TELEGRAPH & TELEPHONE1 citations58
US12395872B2Aug 19, 2025

Radio communication method, radio communication system, radio base station, and reflector

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12270890B2Apr 8, 2025

Object detection method, object detection device, and object detection system

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12206473B2Jan 21, 2025

Wireless communication method, wireless communication system, and wireless communication program

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12255702B2Mar 18, 2025

Relay system, relay control device, relay method, and relay control program

NIPPON TELEGRAPH & TELEPHONE0 citations50
US12244368B2Mar 4, 2025

Reflection direction control method, reflection direction control system, reflection direction control device, and reflection direction control program

NIPPON TELEGRAPH & TELEPHONE0 citations50
US12058078B2Aug 6, 2024

Interference area detection method for wireless communication system, interference area detection system, interference area detection device, and interference area detection program

NIPPON TELEGRAPH & TELEPHONE0 citations50
US12010586B2Jun 11, 2024

Position estimation method, position estimation system, position estimation server, and position estimation program

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11985533B2May 14, 2024

Wireless communication system, aggregation device, interference source air time acquisition method, and interference source air time acquisition program

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11985529B2May 14, 2024

Wireless LAN communication system, access point communication quality determination method, and information collection server

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11889329B2Jan 30, 2024

Radio performance measurement system, radio performance measurement method, radio performance measurement device, and radio performance measurement program

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11812292B2Nov 7, 2023

Wireless LAN communication quality estimation method, wireless LAN communication quality estimation system, information collection device, and wireless LAN communication quality estimation device

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11595935B2Feb 28, 2023

Radio information collection method and radio information collection system

NIPPON TELEGRAPH & TELEPHONE0 citations50
US12375132B2Jul 29, 2025

Relay control system, relay apparatus, and relay control method

NIPPON TELEGRAPH & TELEPHONE0 citations46

OLYMPUS CORP

5 patents

NTT INC

5 patents

OLYMPUS MEDICAL SYSTEMS CORP

2 patents

FUJITSU FRONTECH LTD

2 patents

JAPAN TOBACCO INC

1 patent

OGAWA TOMOAKI

1 patent