Inventor

Masakazu Tani

Inventor

Kyoto, JP

Overview

26→

Patents

2004–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 26 as inventor

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

H03Hprimary

H03HImpedance networks, e.g. resonant circuits28%

G11BInformation storage based on relative movement between record carrier and transducer12%

H01LSemiconductor devices10%

H04BTransmission10%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1010%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

H05KPrinted circuits6%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems4%

H03FAmplifiers4%

F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact2%

PatentTitleYear

10,729,040Cooler, power conversion apparatus, and cooling system2020 10,700,659Multiplexer, radio-frequency front end circuit, and communication terminal2020 10,658,921Overheat protection control device and vehicle-mounted power circuit device2020 10,490,469Power converting device2019 10,475,667Semiconductor module and conductive member for semiconductor module including cut in bent portion2019 10,382,006Variable frequency filter, radio frequency front-end circuit, and communication terminal2019 10,355,666Variable filter circuit2019 10,271,458Cooling device, power conversion device, and cooling system2019 10,250,227Frequency-variable filter2019 10,211,799High-frequency filter2019 10,200,012High-frequency filter, front-end circuit, and communication apparatus2019 10,187,038Resonant circuit and high-frequency filter2019 10,171,062Variable-frequency filter2019 10,009,010Resonator device and high frequency filter2018 9,985,605Filter circuit and wireless communication apparatus2018 9,853,009Semiconductor module having a conductor member for reducing thermal stress2017 9,787,277'Variable filter circuit and wireless communication apparatus'2017 9,780,760'Variable filter circuit and wireless communication apparatus'2017 7,760,048'Elastic wave filter and communication device equipped with the elastic wave filter'2010 7,602,569'Magnetic tape and magnetic tape cartridge'2009 7,479,853'Balanced type surface acoustic wave filter'2009 7,092,199'Magnetic tape and magnetic tape cartridge'2006 6,936,356'Magnetic recording medium comprising a magnetic layer having specific thickness, surface roughness and projections'2005 6,926,976'Magnetic recording medium comprising a magnetic layer having specific thickness and projections'2005 6,921,592'Magnetic recording medium comprising a magnetic layer having specific thickness, surface roughness and friction coefficient'2005 6,780,531'Magnetic recording medium comprising a magnetic layer having specific surface roughness and protrusions'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2009Patents assigned to HITACHI MAXELL (6)· patent assignee history

2004–2009Based in Nagaokakyo, JP· patent location history

2009–2020Patents assigned to MURATA MANUFACTURING CO (14)· patent assignee history

2009–2010Based in Hakusan, JP· patent location history

2017–2020Patents assigned to MITSUBISHI ELECTRIC CORP (6)· patent assignee history

2017–2020Based in Kyoto, JP· patent location history

2017–2020Based in Tokyo, JP· patent location history

2019–2020Based in Chiyoda-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MURATA MANUFACTURING CO	14	2009–2020
HITACHI MAXELL	6	2004–2009
MITSUBISHI ELECTRIC CORP	6	2017–2020

Locations

Location	Patents	Span
Kyoto, JP	12	2017–2020
Nagaokakyo, JP	6	2004–2009
Tokyo, JP	4	2017–2020
Chiyoda-ku, JP	2	2019–2020
Hakusan, JP	2	2009–2010