Learn more

NAEHMASCHINENFABRIK KARLSRUHE

Overview
  • Total Patents
    13
About

NAEHMASCHINENFABRIK KARLSRUHE has a total of 13 patent applications. Its first patent ever was published in 1932. It filed its patents most often in Germany, Switzerland and United Kingdom. Its main competitors in its focus markets textiles and paper, optics and civil engineering are DAN KK, AYMAT JORDA LUIS and ZOJE SEWING MACHINE CO LTD.

Patent filings in countries

World map showing NAEHMASCHINENFABRIK KARLSRUHEs patent filings in countries
# Country Total Patents
#1 Germany 9
#2 Switzerland 2
#3 United Kingdom 2

Patent filings per year

Chart showing NAEHMASCHINENFABRIK KARLSRUHEs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Boelter Wilhelm 2
#2 Kasper Emil 2
#3 Hermann Richard 1
#4 Popp Eduard 1
#5 Hoell Karl 1
#6 Hutmacher Martin 1
#7 Emil Kasper 1
#8 Neu Naehmaschinenfabrik Karlsr 1

Latest patents

Publication Filing date Title
DE1118586B Device for sewing machines for executing circular seams
DE1082485B Free arm sewing machine with removable arm end piece
DE1090499B Sewing machine with knee control for adjustment devices arranged below the fabric support plate
GB529334A Improvements in and relating to sewing machines
DE714614C Zigzag sewing machine with a divided pendulum link as control means for the zigzag stitch
DE682670C Zigzag sewing machine with a swinging needle bar frame
DE673624C Lock for doors of all kinds with locking by spring-loaded retaining claws in the locking piston that encompass the bolt
GB441040A Improvements in or relating to sewing machines with oscillating shuttle
DE603884C Switching device for electric motors, in particular for driving sewing machines via a friction gear
DE600217C Electric drive for sewing machines
DE637374C Vibrating gripper for central winding machines