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Inventor

Shinji Hizuma

Inventor
Ibaraki, JP

Overview

4→
Patents
1999–2009
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H02Mprimary
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 systems43%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications29%
H01JElectric discharge tubes or discharge lamps14%
H05BElectric heating14%
PatentTitleYear
7,492,098'Coil assembly body structure for electrodeless discharge lamp'20096,111,392'Power source device including a plurality of switching circuit for power conversion with switching elements used in common'20006,108,225'Power device with commonly used switching elements'20005,930,127'Power source device'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2000Patents assigned to MATSUSHITA ELECTRIC WORKS LTD (3)· patent assignee history
1999–2000Based in Ibaraki, JP· patent location history
2000Based in Kadoma, JP· patent location history
2009Patents assigned to PANASONIC ELEC WORKS CO LTD (1)· patent assignee history
2009Based in Mito, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC WORKS LTD31999–2000
PANASONIC ELEC WORKS CO LTD12009
Locations
LocationPatentsSpan
Ibaraki, JP21999–2000
Mito, JP12009
Kadoma, JP12000