Inventor

Takashi Shikama

Inventor

Yokaichi, JP

Overview

1977–2005

Patent span

Electricity

Primary field (CPC H)

Patents· 34 as inventor

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

H01Fprimary

H01FMagnets25%

Y10TTechnical subjects covered by former us classification25%

H01CResistors18%

H05BElectric heating14%

H01HElectric switches3%

H04NPictorial communication, e.g. television3%

B23KSoldering or unsoldering2%

H01JElectric discharge tubes or discharge lamps2%

H01KElectric incandescent lamps2%

H01RElectrically-conductive connections2%

PatentTitleYear

6,950,006'Composite inductor element'2005 6,876,286'Inductor and method of producing the same'2005 6,801,115'Bead inductor and method of manufacturing same'2004 6,800,237'Method for machining ceramic green sheet'2004 6,725,525'Method of manufacturing an inductor'2004 6,718,625'Methods of manufacturing inductors'2004 6,704,997'Method of producing organic thermistor devices'2004 6,702,562'Apparatus for manufacturing bead inductor'2004 6,529,109'Bead inductor'2003 6,483,409'Bead inductor'2002 6,377,152'Bead inductor and method of manufacturing same'2002 6,375,884'Method of manufacturing bead inductor'2002 6,373,368'Inductor and manufacturing method thereof'2002 6,311,387'Method of manufacturing inductor'2001 6,300,861'Organic thermistor device and method of producing same'2001 6,275,132'Inductor and method of manufacturing same'2001 6,242,995'Bead inductor and method of manufacturing same'2001 6,189,204'Method of manufacturing a bead inductor'2001 6,188,307'Thermistor apparatus and manufacturing method thereof'2001 6,147,330'PTC thermistor elements and heating devices incorporating same'2000 6,134,771'Method of encasing leads of an electronic part'2000 6,037,716'Degaussing circuit with a PTC thermistor'2000 5,798,685'Thermistor apparatus and manufacturing method thereof'1998 5,270,521'Heating apparatus comprising a plate-shaped PTC thermistor accommodated in an insulating spacer and terminal plates in snap-engagement with the spacer'1993 5,210,516'PTC thermistor and PTC thermistor producing method, and resistor with a PTC thermistor'1993 4,954,692'Positive temperature coefficient thermistor device for a heating apparatus'1990 4,931,626'PIC thermistor device having heat radiation fins with adjustable temperature regulating guide plates'1990 4,894,637'Positive temperature coefficient thermistor device'1990 4,831,241'Method of assembling cylindrical heater'1989 4,516,054'Lamp protection arrangement'1985 4,504,817'Demagnetizing circuit using a PTC thermistor device'1985 4,422,120'Combination starter-protector device'1983 4,037,082'Positive temperature coefficient semiconductor heating device'1977 4,034,207'Positive temperature coefficient semiconductor heating element'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–2005Patents assigned to MURATA MANUFACTURING CO (34)· patent assignee history

1977–2005Based in Yokaichi, JP· patent location history

1990Based in Nagaokakyo, JP· patent location history

1993–2004Based in Shiga, JP· patent location history

1993–2000Based in Kyoto, JP· patent location history

1998–2001Based in Youkaichi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MURATA MANUFACTURING CO	34	1977–2005

Locations

Location	Patents	Span
Yokaichi, JP	24	1977–2005
Shiga, JP	4	1993–2004
Youkaichi, JP	3	1998–2001
Kyoto, JP	2	1993–2000
Nagaokakyo, JP	1	1990