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Inventor

Burkhard Engemann

Inventor
Berlin, DE

Overview

2→
Patents
2008–2013
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H01Hprimary
H01HElectric switches33%
H02BBoards, substations or switching arrangements for the supply or distribution of electric power33%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
8,461,469'Drive apparatus for a tensioning shaft of a spring energy drive of an electric switch and electric switch with such a drive apparatus'20137,440,259'Closure device for a withdrawable rack'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008–2013Patents assigned to SIEMENS AG (2)· patent assignee history
2008–2013Based in Berlin, DE· patent location history
2013Patents assigned to ENGEMANN BURKHARD (1)· patent assignee history
2013Patents assigned to HOHENBERGER RALPH (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SIEMENS AG22008–2013
ENGEMANN BURKHARDself12013
HOHENBERGER RALPH12013
Locations
LocationPatentsSpan
Berlin, DE22008–2013