Inventor
ICHIKAWA TAKEO
JP31 patents
⚠️ This page may combine multiple inventors who share the name “ICHIKAWA TAKEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
25 patentsUS6307837B1Oct 23, 2001
Method and base station for packet transfer
NIPPON TELEGRAPH & TELEPHONE169 citations99
US10158402B2Dec 18, 2018
Wireless signal transmitting method and wireless apparatus
NIPPON TELEGRAPH & TELEPHONE9 citations92
US9882614B2Jan 30, 2018
Wireless signal transmitting method and wireless apparatus
NIPPON TELEGRAPH & TELEPHONE12 citations92
US11509362B2Nov 22, 2022
Wireless signal transmitting method and wireless apparatus
NIPPON TELEGRAPH & TELEPHONE3 citations84
US10778296B2Sep 15, 2020
Wireless signal transmitting method and wireless apparatus
NIPPON TELEGRAPH & TELEPHONE4 citations84
US10491274B2Nov 26, 2019
Wireless signal transmitting method and wireless apparatus
NIPPON TELEGRAPH & TELEPHONE5 citations84
US11804997B2Oct 31, 2023
Wireless signal transmitting method and wireless apparatus
NIPPON TELEGRAPH & TELEPHONE2 citations73
US10602367B2Mar 24, 2020
Wireless communication apparatus, wireless communication system, and wireless communication method
NIPPON TELEGRAPH & TELEPHONE2 citations73
US10638341B2Apr 28, 2020
Wireless environment information collection system and method
NIPPON TELEGRAPH & TELEPHONE2 citations72
US9998262B2Jun 12, 2018
Wireless communication system and wireless communication method
NIPPON TELEGRAPH & TELEPHONE2 citations72
US9923678B2Mar 20, 2018
Wireless communication system, and wireless communication method
NIPPON TELEGRAPH & TELEPHONE6 citations72
US9370013B2Jun 14, 2016
Wireless communication method, base station, wireless communication system, and communication apparatus
NIPPON TELEGRAPH & TELEPHONE2 citations63
US12289772B2Apr 29, 2025
Wireless communication system and wireless communication method
NIPPON TELEGRAPH & TELEPHONE0 citations62
US12250104B2Mar 11, 2025
Wireless signal transmitting method and wireless apparatus
NIPPON TELEGRAPH & TELEPHONE0 citations62
US11849487B2Dec 19, 2023
Wireless communication system and wireless communication method
NIPPON TELEGRAPH & TELEPHONE0 citations62
US11523439B2Dec 6, 2022
Wireless communication system and wireless communication method
NIPPON TELEGRAPH & TELEPHONE0 citations62
US11026262B2Jun 1, 2021
Wireless communication system and wireless communication method
NIPPON TELEGRAPH & TELEPHONE0 citations62
US11025313B2Jun 1, 2021
Wireless signal transmitting method and wireless apparatus
NIPPON TELEGRAPH & TELEPHONE0 citations62
US11044754B2Jun 22, 2021
Wireless communication system and wireless communication method
NIPPON TELEGRAPH & TELEPHONE0 citations51
US10805958B2Oct 13, 2020
Wireless communication system and wireless communication method
NIPPON TELEGRAPH & TELEPHONE0 citations51
US9094973B2Jul 28, 2015
Radio communication method, radio communication system, radio base station, and radio terminal station
NIPPON TELEGRAPH & TELEPHONE0 citations51
US11153919B2Oct 19, 2021
Wireless communication system and wireless communication control method
NIPPON TELEGRAPH & TELEPHONE0 citations50
US9184809B2Nov 10, 2015
Wireless communication method and access point apparatus
NIPPON TELEGRAPH & TELEPHONE0 citations42
US10477407B2Nov 12, 2019
Wireless communication system, wireless communication method, cooperation control apparatus, terminal apparatus, and licensed band base station apparatus
NIPPON TELEGRAPH & TELEPHONE0 citations41
US10681735B2Jun 9, 2020
Wireless environment evaluation method and wireless communicaton system
NIPPON TELEGRAPH & TELEPHONE0 citations40
MURAKAMI TOMOKI
2 patentsUS8830965B2Sep 9, 2014
Radio communication method, radio communication system, radio base station, and radio terminal station
MURAKAMI TOMOKI4 citations69
US8897163B2Nov 25, 2014
Wireless communication method, base station, wireless communication system, and communication apparatus
MURAKAMI TOMOKI1 citations49