LexDanaLexDanabeta
Inventor

Yoshinobu Nakagawa

Inventor
Osaka, JP

Overview

11→
Patents
1983–2016
Patent span
Electricity
Primary field (CPC H)

Patents· 11 as inventor

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

H01Qprimary
H01QAntennas, i.e. radio aerials54%
H01CResistors15%
H01HElectric switches8%
H04WWireless communication networks8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
Y10TTechnical subjects covered by former us classification8%
PatentTitleYear
9,392,537'Terminal and connection method for same'20167,342,542'Antenna'20087,193,564'Antenna device, and method of manufacturing the same antenna device'20077,180,453'Antenna for portable cellular telephone'20076,985,112'Antenna'20066,842,142'Antenna and communication equipment incorporating the antenna'20056,268,830'Antenna and its manufacturing method'20016,147,661'Helical coil, method of producing same and helical antenna using same'20005,575,235'Electronic illumination apparatus'19965,376,914'Electromotive adjustable resistor'19944,412,113'Dust venting contact with a non-circular hole'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (10)· patent assignee history
1983Based in Hirakata, JP· patent location history
1994Based in Katano, JP· patent location history
1996–2008Based in Osaka, JP· patent location history
2000Based in Senboku, JP· patent location history
2016Patents assigned to SOFTBANK CORP (1)· patent assignee history
2016Patents assigned to SOFTBANK MOBILE CORP (1)· patent assignee history
2016Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD101983–2008
SOFTBANK CORP12016
SOFTBANK MOBILE CORP12016
Locations
LocationPatentsSpan
Osaka, JP71996–2008
Tokyo, JP12016
Senboku, JP12000
Katano, JP11994
Hirakata, JP11983