Inventor

Tomu Tamura

Inventor

Tokyo, JP

Overview

13→

Patents

2013–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 13 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Wprimary

H04WWireless communication networks42%

H04LTransmission of digital information, e.g. telegraphic communication15%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use12%

B23KSoldering or unsoldering8%

C22CAlloys8%

H05KPrinted circuits8%

H04MTelephonic communication4%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications4%

PatentTitleYear

11,032,431Gateway device, radio communication device, charging control method, data transmission method, and non-transitory computer readable medium2021 11,026,292Method for user plane connection activation or deactivation per session2021 10,849,030Method and base station for cell splitting in a wireless communication network2020 10,420,026Wireless base station, mobile station, wireless communication system, control method for wireless base station, and recording medium2019 9,681,415'Gateway device, mobile communication system, and paging method'2017 9,560,695'Communication system, gateway device, and communication control method'2017 9,510,370'Radio base station, communication node, control method for radio base station and control method for communication node'2016 9,363,813'Mobile communications system, gateway, method of controlling gateway, and computer readable medium therefor'2016 9,185,645'Mobile communication system, method of controlling the same, and radio base station apparatus'2015 9,049,684'Gateway device, base station, mobile management server, and communication method'2015 8,888,932'Indium-containing lead-free solder for vehicle-mounted electronic circuits'2014 8,845,826'Lead-free solder for vehicles and a vehicle-mounted electronic circuit using the solder'2014 8,594,650'Mobile communication system and method of controlling the same, and radio base station apparatus'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2021Patents assigned to NEC CORP (11)· patent assignee history

2013–2016Patents assigned to TAMURA TOMU (6)· patent assignee history

2013–2016Patents assigned to UEDA YOSHIO (4)· patent assignee history

2013–2021Based in Tokyo, JP· patent location history

2014Patents assigned to KAWAMATA YUJI (2)· patent assignee history

2014Patents assigned to MATSUSHITA KAZUHIRO (2)· patent assignee history

2014Based in Kawanishi, JP· patent location history

2015Based in Minato-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NEC CORP	11	2013–2021
TAMURA TOMUself	6	2013–2016
UEDA YOSHIO	4	2013–2016
KAWAMATA YUJI	2	2014
MATSUSHITA KAZUHIRO	2	2014

Locations

Location	Patents	Span
Tokyo, JP	10	2013–2021
Kawanishi, JP	2	2014
Minato-ku, JP	1	2015