FRANK R MCFEATTERS has a total of 11 patent applications. Its first patent ever was published in 1903. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy and measurement are ARTHUR SCHERBIUS, VITTORIO MARTINETTO and DIAO JUNQI.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Measurement |
# | Technology | |
---|---|---|
#1 | Electric switches | |
#2 | Dynamo-electric machines | |
#3 | Electromechanical clocks |
# | Name | Total Patents |
---|---|---|
#1 | Christmas Adolph F | 11 |
Publication | Filing date | Title |
---|---|---|
US792196A | Rotary mercury circuit-breaker. | |
US792571A | Electric-motor system. | |
US792195A | Rotary mercury circuit-breaker. | |
US773123A | Rotary mercury circuit-breaker. | |
US773125A | Electric-motor system. | |
US773124A | Electric hammer. | |
US773121A | Rotary mercury circuit-breaker. | |
US773120A | Electric-motor sysyem. | |
US773122A | Electric hammer. | |
US773119A | Circuit-breaker. | |
US757991A | Reciprocating electric motor. |