PILOT RADIO & TUBE CORP has a total of 11 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, basic communication technologies and audio-visual technology are SYDNEY S BIRD & SONS LTD, RUDOLF BEILSCHMIDT and REYNOLDS IND INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Basic communication technologies | |
#3 | Audio-visual technology |
# | Name | Total Patents |
---|---|---|
#1 | John Geloso | 6 |
#2 | Russell Ramsdell | 2 |
#3 | Charles Horton | 2 |
#4 | Zion Moskowitz Ben | 1 |
Publication | Filing date | Title |
---|---|---|
US1747235A | Indicating means | |
US1782444A | Inductance | |
US1782443A | Tube shield | |
US1811464A | Socket | |
US1747234A | Indicator element | |
US1763772A | Resistance | |
US1763771A | Variable-capacity element | |
US1782419A | Tube socket | |
US1782437A | Vacuum-tube socket | |
US1748481A | Straight-line frequency condenser | |
US1748482A | Radio reception device |