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Inventor

Ushio Sangawa

Inventor
Nara, JP

Overview

45→
Patents
1994–2015
Patent span
Electricity
Primary field (CPC H)

Patents· 45 as inventor

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

H01Pprimary
H01PWaveguides26%
H01QAntennas, i.e. radio aerials13%
H03HImpedance networks, e.g. resonant circuits10%
H04BTransmission10%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers9%
H05KPrinted circuits8%
C01BNon-metallic elements4%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves3%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
9,197,969'Optical microphone'20159,173,039'Optical microphone'20159,057,008'Porous silica material and optical microphone'20159,028,788'Porous silica material and optical microphone using the same'20159,014,565'Optical microphone'20158,948,603'Optical microphone'20158,813,571'Optical microphone'20148,652,432'Method for producing porous silica material'20148,237,931'Optoacoustic convolver'20127,764,861'Photonic crystal device'20107,639,099'Dual-frequency matching circuit'20097,579,924'Dual-frequency matching circuit'20097,573,352'Dual-frequency matching circuit'20097,574,098'Photonic crystal device'20097,573,351'Dual-frequency matching circuit'20097,570,131'Dual-frequency matching circuit'20097,567,144'Dual-frequency matching circuit'20097,564,322'Dual-frequency matching circuit'20097,564,321'Dual-frequency matching circuit'20097,535,429'Variable slot antenna and driving method thereof'20097,518,462'Transmission line pair having a plurality of rotational-direction reversal structures'20097,495,523'Differential transmission line having curved section with reduced line width'20097,482,993'Variable-directivity antenna'20097,429,902'Differential transmission line having a curved region with selected radius of curvature'20087,414,201'Transmission line pair'20087,403,080'Transmission line apparatus having conductive strips coupled by at least one additional capacitance element'20087,403,170'Differential-feed slot antenna'20087,397,439'Slot antenna'20087,369,020'Transmission line comprising a plurality of serially connected rotational direction-reversal structures'20087,301,418'Differential transmission line having curved differential conductors and ground plane slots'20077,280,736'Photonic crystal device'20077,250,909'Antenna and method of making the same'20077,209,083'Radio-frequency device'20077,183,888'High-frequency circuit'20077,183,883'RF circuit component and RF circuit'20077,164,332'Resonator'20077,151,423'Demultiplexer and multiplexer'20066,946,950'MOBILE BODY DISCRIMINATION APPARATUS FOR RAPIDLY ACQUIRING RESPECTIVE DATA SETS TRANSMITTED THROUGH MODULATION OF REFLECTED RADIO WAVES BY TRANSPONDERS WHICH ARE WITHIN A COMMUNICATION REGION OF AN INTERROGATOR APPARATUS'20056,778,041'Millimeter wave module and radio apparatus'20046,592,021'Circuit board bonding method, branch circuit and its designing method, waveguide-microstrip transition, and application to HF circuit, antenna and communication system'20036,549,105'Millimeter wave module and radio apparatus'20036,335,664'Branch circuit and its designing method, waveguide-microstrip transition, and application to HF circuit, antenna and communication system'20026,307,450'Millimeter wave module and radio apparatus'20016,225,878'Millimeter wave module and radio apparatus'20015,329,354'Alignment apparatus for use in exposure system for optically transferring pattern onto object'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (22)· patent assignee history
1994Based in Kawasaki, JP· patent location history
2001–2004Based in Kanagawa, JP· patent location history
2002–2005Based in Sagamihara, JP· patent location history
2006–2010Based in Ikoma, JP· patent location history
2007–2015Based in Nara, JP· patent location history
2009–2015Patents assigned to PANASONIC CORP (21)· patent assignee history
2012–2015Patents assigned to HASHIMOTO MASAHIKO (4)· patent assignee history
2012–2015Patents assigned to SANGAWA USHIO (4)· patent assignee history
2015Patents assigned to PANASONIC IP MAN CO LTD (6)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD221994–2008
PANASONIC CORP212009–2015
PANASONIC IP MAN CO LTD62015
HASHIMOTO MASAHIKO42012–2015
SANGAWA USHIOself42012–2015
Locations
LocationPatentsSpan
Nara, JP292007–2015
Ikoma, JP82006–2010
Kanagawa, JP42001–2004
Sagamihara, JP32002–2005
Kawasaki, JP11994