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Inventor

Masao Nagano

Inventor
Saitama, JP

Overview

33→
Patents
1997–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 33 as inventor

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

H01Rprimary
H01RElectrically-conductive connections24%
H01FMagnets18%
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 systems16%
G01RMeasuring electric variables9%
H04BTransmission7%
H04LTransmission of digital information, e.g. telegraphic communication7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2%
F24FAir-conditioning2%
H02KDynamo-electric machines2%
PatentTitleYear
11,006,497Power supply device202110,483,675Connector with protrusions near contact pieces20199,614,326'Connecting structure of terminal'20179,391,404'Lever-operative connector'20169,124,028'Connector having male and female terminal housings'20159,028,265'Lever mechanism for connector fitting, and connector'20158,400,250'Composite transformer'20138,325,004'Composite transformer'20128,138,744'Combined type transformer and buck-boost circuit using the same'20128,064,198'Cooling device for semiconductor element module and magnetic part'20118,013,703'Multi-parallel magnetic-field cancellation type transformer'20117,988,502'Connector'20117,839,255'Composite transformer and power converter using same'20107,808,355'Combined type transformer and buck-boost circuit using the same'20107,796,003'Multi-parallel magnetic-field cancellation type transformer'20107,583,064'Booster circuit'20097,416,425'Lever-type connector'20087,381,072'Connector having a strain relief structure'20087,270,553'Pivotal lever-type connector'20077,269,890'Slotless rotary electric machine and manufacturing method of coils for such a machine'20077,258,557'Pivotal lever-type connector'20077,220,696'Solid titanium catalyst component for olefin polymerization, catalyst for olefin polymerization, and process for olefin polymerization'20077,066,747'Connector'20066,708,516'Air conditioner'20046,275,020'Frequency analysis method and sweep type spectrum analyzer'20016,263,028'Apparatus and method for measuring modulation accuracy'20016,101,218'Leakage power measurement apparatus and method'20005,963,589'Digital signal modulation analysis device'19995,828,218'Method of estimating residual capacity of battery'19985,808,463'Method and apparatus for measuring adjacent channel power using complex fourier transform'19985,771,443'Method and apparatus for measuring FM frequency deviation'19985,724,388'Digital signal modulation analysis device'19985,635,842'Method of estimating residual capacity of battery'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2013Patents assigned to HONDA MOTOR CO LTD (12)· patent assignee history
1997–2013Based in Saitama, JP· patent location history
1998–2001Patents assigned to ADVANTEST CORP (7)· patent assignee history
1998–2004Based in Tokyo, JP· patent location history
2006–2019Patents assigned to YAZAKI CORP (11)· patent assignee history
2007–2019Based in Makinohara-shi, JP· patent location history
2007–2012Based in Wako, JP· patent location history
2011–2015Patents assigned to NAGANO MASAO (5)· patent assignee history
2012–2013Patents assigned to HIRAKAWA MITSUAKI (3)· patent assignee history
2015–2016Based in Toyota, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HONDA MOTOR CO LTD121997–2013
YAZAKI CORP112006–2019
ADVANTEST CORP71998–2001
NAGANO MASAOself52011–2015
HIRAKAWA MITSUAKI32012–2013
Locations
LocationPatentsSpan
Saitama, JP91997–2013
Makinohara-shi, JP52007–2019
Wako, JP52007–2012
Toyota, JP32015–2016
Tokyo, JP31998–2004