Inventor

Ryoichi Fujie

Inventor

Tokyo, JP

Overview

10→

Patents

2002–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 10 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 communication29%

H04BTransmission17%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use13%

PatentTitleYear

10,728,857Mobile communications system and mobile terminal2020 10,701,639Mobile communications system and mobile terminal2020 9,930,639'Data communication method and mobile communication system'2018 9,445,322'Data communication method and mobile communication system'2016 8,660,046'Data communications method and mobile communications system'2014 8,165,083'Communication system, base station, and mobile station'2012 8,149,749'Mobile communications system and mobile terminal'2012 7,885,235'Data communication method and mobile communication system'2011 7,424,305'Base station, mobile station, communication system, and communication method'2008 6,483,819'Radio communication system and method using space-division multiple access'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2020Patents assigned to MITSUBISHI ELECTRIC CORP (8)· patent assignee history

2002–2020Based in Tokyo, JP· patent location history

2011Based in Chiyoda-ku, JP· patent location history

2012–2020Patents assigned to FUJIE RYOICHI (4)· patent assignee history

2012–2020Patents assigned to MISHUKU TETSUYA (4)· patent assignee history

2012–2020Patents assigned to TANI SHIGENORI (4)· patent assignee history

2012–2020Patents assigned to FUKUI NORIYUKI (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI ELECTRIC CORP	8	2002–2020
FUJIE RYOICHIself	4	2012–2020
MISHUKU TETSUYA	4	2012–2020
TANI SHIGENORI	4	2012–2020
FUKUI NORIYUKI	3	2012–2020

Locations

Location	Patents	Span
Tokyo, JP	9	2002–2020
Chiyoda-ku, JP	1	2011