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KIRCHMANN NIEDERDRENK KG

Overview
  • Total Patents
    16
About

KIRCHMANN NIEDERDRENK KG has a total of 16 patent applications. Its first patent ever was published in 1971. It filed its patents most often in Germany and Netherlands. Its main competitors in its focus markets civil engineering are SHIYUA SEISAKUSHO KK, PELAEZ ALEJANDRO ESTEBAN and FREITAG & CO KG.

Patent filings in countries

World map showing KIRCHMANN NIEDERDRENK KGs patent filings in countries
# Country Total Patents
#1 Germany 15
#2 Netherlands 1

Patent filings per year

Chart showing KIRCHMANN NIEDERDRENK KGs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

Top inventors

# Name Total Patents
#1 Kuhn Horst 3
#2 Kleindiek Manfred 3
#3 Koetter Hans 2
#4 Luckey Horst 2
#5 Rappen Albert Dipl Ing 2
#6 Wunderlich Dieter 1
#7 Doering Ralf 1
#8 Winke Wilhelm 1

Latest patents

Publication Filing date Title
DE19701428A1 Angled striking plate arranged in a recess in a door covering
NL9500159A Insert door lock.
DE3736592A1 Pipe frame lock
DE3331584A1 Lock
DE3307649A1 Lock designed for lock cylinders
DE3244276A1 Door lock, and process for the production thereof
DE3239701A1 Door lock and process for manufacture thereof
DE3117161A1 Lock, in which, in the installed state, the lock latch can be adjusted to the striking direction of the door without additional aids
DE2638886A1 Security precaution for mortice lock key - has inserted plastics tumbler preventing key from dropping out
DE2605320A1 Lock with bolt travel magnifying drive - has levers around lock nut for full locking with one revolution
DE2553033A1 Lock nut without play for mortice locks - has injection moulded body with rivetted lever for limiting handle travel
DE2552937A1 Lock nut for thin mortice lock - uses handle spring to ensure play free contact with handle mandrel
DE2533977A1 Mortice lock for metal doors - has indirect actuating mechanism for increasing bolt travel on actuation
DE2409824A1 Rotating catch lock for metal framed glass doors - has two locking plates for pivoted latch
DE2401825A1 Safety closure for doors or loft traps etc. - has additional bolts actuated by a safety lock
DE2114002A1 Door lock