Inventor

Hitoshi Hirata

Inventor

Tokyo, JP

Overview

1981–2019

Patent span

Electricity

Primary field (CPC H)

Patents· 22 as inventor

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

A61Bprimary

A61BDiagnosis12%

H04HBroadcast communication12%

A61KPreparations for medical, dental or toiletry purposes8%

A61MDevices for introducing media into, or onto, the body8%

C08BPolysaccharides8%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments8%

H04BTransmission8%

H03GControl of amplification6%

H03DDemodulation or transference of modulation from one carrier to another4%

H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses4%

PatentTitleYear

10,433,892Three-dimensional structure produced from a material containing polyhydroxyalkanoate, kit for preparation of bone filler, and intramedullary rod2019 10,439,688Radio communication device and method of determining weighting matrix2019 10,350,310Indocyanine compound, synthesis method and purification method thereof, diagnostic composition using the indocyanine compound, and device for measuring biokinetics and device for visualizing circulation using the diagnostic composition2019 10,283,849Antenna device2019 10,086,090Indocyanine compound, synthesis method and purification method thereof, diagnostic composition using the indocyanine compound, and device for measuring biokinetics and device for visualizing circulation using the diagnostic composition2018 9,844,606Indocyanine compound, synthesis method and purification method thereof, diagnostic composition using the indocyanine compound, and device for measuring biokinetics and device for visualizing circulation using the diagnostic composition2017 9,056,131'Indocyanine compound, synthesis method and purification method thereof, diagnostic composition using the indocyanine compound, and device for measuring biokinetics and device for visualizing circulation using the diagnostic composition'2015 8,587,271'Envelope tracking power supply circuit and high-frequency amplifier including envelope tracking power supply circuit'2013 8,454,542'Positive pressure chamber for extremities'2013 8,366,710'External fixator'2013 5,448,757'Audio signal modulating system with pre-emphasis'1995 5,287,333'Notification system with voice in an audio system'1994 4,490,838'Muting circuit for AM stereophonic receiver'1984 4,482,869'PLL Detection circuit having dual bandwidth loop filter'1984 4,471,311'Detector circuit having AGC function'1984 4,468,537'Sound system having suppression of AM stereophonic receiving circuit-induced noise'1984 4,433,308'PLL Detection circuit'1984 4,409,436'Stereo pilot signal eliminating circuit for AM stereophonic receiver'1983 4,404,428'Detector for sub signal of modulated AM stereophonic signal'1983 4,383,136'Muting circuit for AM stereophonic receiver'1983 4,311,928'Current-controlled type division circuit'1982 4,273,958'Quadrature receiver'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1995Patents assigned to PIONEER ELECTRONIC CORP (12)· patent assignee history

1981–1984Based in Tokyo, JP· patent location history

1994–1995Based in Saitama, JP· patent location history

2013–2019Patents assigned to UNIV NAGOYA NAT UNIV CORP (7)· patent assignee history

2013–2015Patents assigned to HIRATA HITOSHI (4)· patent assignee history

2013–2019Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (3)· patent assignee history

2013–2019Based in Nagoya, JP· patent location history

2013–2019Based in Osaka, JP· patent location history

2017–2019Patents assigned to NATIONAL UNIV CORPORATION MIE UNIV (3)· patent assignee history

2019Based in Aichi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PIONEER ELECTRONIC CORP	12	1981–1995
UNIV NAGOYA NAT UNIV CORP	7	2013–2019
HIRATA HITOSHIself	4	2013–2015
NATIONAL UNIV CORPORATION MIE UNIV	3	2017–2019
SUMITOMO ELECTRIC INDUSTRIES	3	2013–2019

Locations

Location	Patents	Span
Tokyo, JP	10	1981–1984
Nagoya, JP	6	2013–2019
Osaka, JP	3	2013–2019
Saitama, JP	2	1994–1995
Aichi, JP	1	2019