Inventor

Herbert Dung

Inventor

Dortmund, DE

Overview

1984–2000

Patent span

Electricity

Primary field (CPC H)

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

H05Bprimary

H05BElectric heating27%

Y02PClimate change mitigation technologies in the production or processing of goods18%

C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel9%

C25CProcesses for the electrolytic production, recovery or refining of metals9%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons9%

D02JFinishing or dressing of filaments, yarns, threads, cords, ropes or the like9%

F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace9%

H01RElectrically-conductive connections9%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to ARC TECH SYST LTD (1)· patent assignee history

1984–2000Based in Dortmund, DE· patent location history

1994–2000Patents assigned to FLOHE GMBH & CO (2)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FLOHE GMBH & CO	2	1994–2000
ARC TECH SYST LTD	1	1984

Locations

Location	Patents	Span
Dortmund, DE	3	1984–2000