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Inventor

Kiyofumi Torii

Inventor
Ohmihachiman, JP

Overview

7→
Patents
1983–1999
Patent span
Electricity
Primary field (CPC H)

Patents· 7 as inventor

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

H05Bprimary
H05BElectric heating50%
H01CResistors20%
H01FMagnets10%
H04NPictorial communication, e.g. television10%
H05KPrinted circuits10%
PatentTitleYear
5,990,779'Electronic apparatus and surface mounting devices therefor'19995,870,269'Demagnetizing circuit'19995,270,521'Heating apparatus comprising a plate-shaped PTC thermistor accommodated in an insulating spacer and terminal plates in snap-engagement with the spacer'19934,954,692'Positive temperature coefficient thermistor device for a heating apparatus'19904,931,626'PIC thermistor device having heat radiation fins with adjustable temperature regulating guide plates'19904,831,241'Method of assembling cylindrical heater'19894,395,623'Self-regulating electric heater'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1999Patents assigned to MURATA MANUFACTURING CO (7)· patent assignee history
1983–1989Based in Yokaichi, JP· patent location history
1990–1999Based in Ohmihachiman, JP· patent location history
1990Based in Nagaokakyo, JP· patent location history
1993Based in Kyoto, JP· patent location history
1999Based in Shiga, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MURATA MANUFACTURING CO71983–1999
Locations
LocationPatentsSpan
Ohmihachiman, JP21990–1999
Yokaichi, JP21983–1989
Shiga, JP11999
Kyoto, JP11993
Nagaokakyo, JP11990