CHALLENGER CIRCLE F INC has a total of 11 patent applications. Its first patent ever was published in 1982. It filed its patents most often in Canada and United States. Its main competitors in its focus markets electrical machinery and energy are ENTRELEC SA, BAYERISCHE ELEKTROZUBEHOER G M and ILME SPA.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 6 | |
#2 | United States | 5 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy |
# | Technology | |
---|---|---|
#1 | Electrically-conductive connections | |
#2 | Distribution of electric power |
# | Name | Total Patents |
---|---|---|
#1 | Fiumefreddo John | 6 |
#2 | Leong Henry | 5 |
#3 | Abramson Allen P | 2 |
#4 | Anthony Walter H | 2 |
#5 | Tibolla Julius F | 2 |
#6 | Stiles Theodore R | 2 |
Publication | Filing date | Title |
---|---|---|
CA1222799A | Electric lamp socket assembly having stripless wiring terminals | |
US4504104A | Unitary wiring device body | |
US4493523A | Adaptive strain relief for wiring devices | |
US4504108A | Wiring device for mounting on sheet metal | |
US4529258A | Electric lamp socket assembly having stripless wiring terminals | |
US4435032A | Terminal connector with safety device | |
CA1182892A | Weatherproof cover assembly for electrical wiring devices |