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Inventor

Kohzaburoh Murakami

Inventor
Sakai, JP

Overview

3→
Patents
1978–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 3 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 systems33%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications33%
H01HElectric switches17%
Y02PClimate change mitigation technologies in the production or processing of goods17%
PatentTitleYear
10,998,826Converter provided with control unit that performs switching control for switching elements202110,897,210DC/DC converter for reducing switching loss in a case where zero voltage switching is not achieved20214,074,333'A.C. Relay system'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to SHINKO ELECTRIC COMPANY LTD (1)· patent assignee history
1978Based in Ise, JP· patent location history
2021Patents assigned to SHARP KK (2)· patent assignee history
2021Based in Sakai, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHARP KK22021
SHINKO ELECTRIC COMPANY LTD11978
Locations
LocationPatentsSpan
Sakai, JP22021
Ise, JP11978