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JOENS & CO GMBH W H

Overview
  • Total Patents
    127
About

JOENS & CO GMBH W H has a total of 127 patent applications. Its first patent ever was published in 1929. It filed its patents most often in Germany, Switzerland and United Kingdom. Its main competitors in its focus markets measurement, control and electrical machinery and energy are JOENS & CO W H, F L MOSELEY CO and GOERZ ELECTRO GMBH.

Patent filings in countries

World map showing JOENS & CO GMBH W Hs patent filings in countries
# Country Total Patents
#1 Germany 80
#2 Switzerland 15
#3 United Kingdom 10
#4 France 9
#5 Austria 6
#6 United States 4
#7 Sweden 2
#8 Italy 1

Patent filings per year

Chart showing JOENS & CO GMBH W Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ziermann Arno 10
#2 Joens Werner 10
#3 Czerny Heribert 8
#4 Schuster Otto 7
#5 Raufenbarth Dipl-Phys Franz 6
#6 Ebert Erich 6
#7 Fauth Klaus 5
#8 Heribert Czerny 5
#9 Berger Hans 4
#10 Baur Helmut 4

Latest patents

Publication Filing date Title
DE2832422B1 Folding paper cassette for registration devices
DE2736339A1 Electronic controller with switch=on overshoot suppression - uses level dependent dual response characteristic operational amplifier circuit
DE2627321A1 PROGRAM GENERATOR FOR CONTROL AND REGULATING PURPOSES
DE2627023A1 Folded paper cassette for cash register - has paper stack holder with inward sprung spring wire pressing stark on guide roller
DE2625952A1 Electrical controller with required value setting - compares analogue required and actual signals and has switched indicator for selecting either for display
DE2515094A1 PROGRAM GENERATOR FOR CONTROL AND REGULATING PURPOSES
DE2559538A1 Control program generator with time function dependent output signal - has program track on moving strip scanned traversely by photo-electric head
DE2251013A1 ELECTRONIC REGULATOR
DE1930874A1 Current limiter circuit
DE1773895A1 Wheatstone bridge working as a transducer
DE1788111B1 DISCONTINUOUS ELECTRIC CONTROL DEVICE
DE1788110B1 DISCONTINUOUS ELECTRIC CONTROL DEVICE
DE1763214B1 Discontinuous electrical control device
DE1788109A1 Discontinuous electrical control device
DE1588355A1 Switching control device
GB1146950A Improvements in and relating to inductive transducers
DE1588342A1 Discontinuous electrical control device
DE1588336A1 Circuit arrangement for remote transmission and amplification of a signal
DE1638317B1 Pulse stage for triggering thyristors
DE1270101B Tilting amplifier with adjustable switching point