Inventor

Kunio Sawaya

Inventor

Miyagi, JP

Overview

8→

Patents

2009–2018

Patent span

Electricity

Primary field (CPC H)

Patents· 8 as inventor

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

H01Qprimary

H01QAntennas, i.e. radio aerials39%

G06KGraphical data reading17%

H04BTransmission17%

G01SRadio direction-finding6%

H02JElectric power networks6%

H03DDemodulation or transference of modulation from one carrier to another6%

H04LTransmission of digital information, e.g. telegraphic communication6%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use6%

PatentTitleYear

9,923,281'Dual antenna system'2018 9,379,666'Microwave band booster rectifier circuit, and wireless tag device and wireless tag system employing same'2016 8,836,583'Reflectarray'2014 8,493,181'Sensor tag, sensor tag device, power receiving circuit, and sensor tag device power supply method'2013 8,390,531'Reflect array'2013 8,253,640'Thin slot antenna having cavity, antenna power feeding method, and RFID tag device using the antenna and the method'2012 8,179,263'RF ID tag device'2012 7,629,936'Broad-band Fermi antenna design method, design program, and recording medium containing the design program'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2016Patents assigned to SAWAYA KUNIO (7)· patent assignee history

2009–2016Based in Miyagi, JP· patent location history

2012–2016Patents assigned to KITAYOSHI HITOSHI (4)· patent assignee history

2012–2018Based in Sendai, JP· patent location history

2013–2018Patents assigned to NTT DOCOMO INC (3)· patent assignee history

2013–2014Patents assigned to CHEN QIANG (2)· patent assignee history

2014–2018Patents assigned to UNIV TOHOKU (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SAWAYA KUNIOself	7	2009–2016
KITAYOSHI HITOSHI	4	2012–2016
NTT DOCOMO INC	3	2013–2018
UNIV TOHOKU	3	2014–2018
CHEN QIANG	2	2013–2014

Locations

Location	Patents	Span
Miyagi, JP	5	2009–2016
Sendai, JP	3	2012–2018