FELLER AG ADOLF has a total of 53 patent applications. Its first patent ever was published in 1939. It filed its patents most often in Switzerland, Germany and Austria. Its main competitors in its focus markets electrical machinery and energy, basic communication technologies and machine tools are JOHN ASHWORTH CRABTREE, ARNOULD ETS and CASTELCO FABRIK FUER ELEK SCHE.
# | Country | Total Patents | |
---|---|---|---|
#1 | Switzerland | 22 | |
#2 | Germany | 10 | |
#3 | Austria | 6 | |
#4 | Belgium | 4 | |
#5 | France | 4 | |
#6 | Sweden | 4 | |
#7 | United Kingdom | 2 | |
#8 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Basic communication technologies | |
#3 | Machine tools | |
#4 | Machines | |
#5 | Textiles and paper |
# | Name | Total Patents |
---|---|---|
#1 | Karl Leuthold | 6 |
#2 | Ernst Wehri | 6 |
#3 | Develay R | 4 |
#4 | Leuthold Karl | 3 |
#5 | Otto Leuthold | 3 |
#6 | Apparate Adolf Feller Aktienge | 3 |
#7 | Ernst Richi | 2 |
#8 | Hansjoerg Grob | 2 |
#9 | Leuthold Otto | 2 |
#10 | Jean-Pierre Nicolas | 2 |
Publication | Filing date | Title |
---|---|---|
DE2644707A1 | Plug connector locking device - has at least one locking element on one connector part and has swivelling screw | |
DE2635198A1 | Fastener for locating electrical accessories in wall boxes - uses two springs giving barb action preventing withdrawal on either side | |
DE2445234A1 | ELECTRICAL FUSE DEVICE WITH A REPLACEABLE FUSIBLE CARTRIDGE | |
GB1316889A | Electrical remote-control switch | |
US3723901A | Electronic control device with condition responsive oscillator | |
CH434411A | Electrical installation boxes, in particular flush-mounted inlet boxes | |
GB833492A | Improvements in or relating to an electric tumbler switch |