Inventor

Masahiro Ohara

Inventor

Osaka, JP

Overview

25→

Patents

1996–2019

Patent span

Electricity

Primary field (CPC H)

Patents· 25 as inventor

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

H01Qprimary

H01QAntennas, i.e. radio aerials17%

C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals8%

B21BRolling of metal6%

B23KSoldering or unsoldering6%

H01HElectric switches6%

H05BElectric heating6%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for4%

C01DCompounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium4%

C22CAlloys4%

F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges4%

PatentTitleYear

10,407,781Electrolysis apparatus and electrolysis method2019 9,818,496'Method for treating tritium-water-containing raw water'2017 8,754,823'Antenna device'2014 7,927,471'Three-dimensional electrode for electrolysis, ion exchange membrane electrolytic cell and method of electrolysis using three-dimensional electrode'2011 7,820,099'Hot rolled steel sheet excellent in chemical convertibility and method of production of the same'2010 7,749,338'High burring, high strength steel sheet excellent in softening resistance of weld heat affected zone and method of production of same'2010 7,512,667'Control system'2009 7,403,168'Antenna device and communications system using the same'2008 7,372,421'Antenna device and communication system using it'2008 7,023,395'Antenna and communication system using the same'2006 6,965,352'Antenna device for vehicles and vehicle antenna system and communication system using the antenna device'2005 6,930,641'Antenna and radio device using the same'2005 6,661,391'Antenna and radio device comprising the same'2003 6,369,777'Antenna device and method for manufacturing the same'2002 6,348,896'Antenna device'2002 6,132,591'Method for removal of sulfate groups and chlorate groups from brine'2000 6,068,177'Continuous hot rolling method'2000 5,994,665'Method of continuous hot rolling and apparatus for welding steel bars thereof'1999 5,950,808'Electroluminescent light element, manufacturing method of the same, and an illuminated switch unit using the same'1999 5,844,362'Electroluminescent light element having a transparent electrode formed by a paste material which provides uniform illumination'1998 5,818,174'Noiseless dispersion electroluminescent device and switch unit using same'1998 5,814,787'Apparatus for welding steel bars in a continuous hot rolling process'1998 5,627,610'Self-locking nut for eye glasses having an unthreaded hole with vertical channels'1997 5,578,218'Brine treatment method'1996 5,508,758'Self-locking nut with threaded and self-locking members, useful for eye glasses, and a nut tightener and a nut supplier for same'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2011Patents assigned to CHLORINE ENG CORP LTD (3)· patent assignee history

1996–1997Patents assigned to NITTO SEIKO KK (2)· patent assignee history

1998–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (11)· patent assignee history

1998–2010Patents assigned to NIPPON STEEL CORP (5)· patent assignee history

1998–2008Based in Osaka, JP· patent location history

1998–2000Based in Futtsu, JP· patent location history

2002–2005Based in Katano, JP· patent location history

2010Based in Oita, JP· patent location history

2011–2019Based in Tamano, JP· patent location history

2017–2019Patents assigned to DE NORA PERMELEC LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	11	1998–2008
NIPPON STEEL CORP	5	1998–2010
CHLORINE ENG CORP LTD	3	1996–2011
DE NORA PERMELEC LTD	2	2017–2019
NITTO SEIKO KK	2	1996–1997

Locations

Location	Patents	Span
Osaka, JP	8	1998–2008
Katano, JP	3	2002–2005
Futtsu, JP	3	1998–2000
Tamano, JP	2	2011–2019
Oita, JP	2	2010