WILLIAM W SWAN has a total of 52 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 basic communication technologies, telecommunications and digital networks are STONE TELEGRAPH AND TELEPHONE COMPANY, STONE JOHN STONE and DRAHTLOSE TELEGRAPHIE GES.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 52 |
# | Industry | |
---|---|---|
#1 | Basic communication technologies | |
#2 | Telecommunications | |
#3 | Digital networks | |
#4 | Electrical machinery and energy |
# | Technology | |
---|---|---|
#1 | Generation of oscillations | |
#2 | Transmission | |
#3 | Digital information transmission | |
#4 | Antennas | |
#5 | Resistors | |
#6 | Demodulation | |
#7 | Broadcast communication | |
#8 | Tuning resonant circuits | |
#9 | Resonators | |
#10 | Amplifiers |
# | Name | Total Patents |
---|---|---|
#1 | Stone John Stone | 52 |
#2 | Cabot Sewall | 1 |
Publication | Filing date | Title |
---|---|---|
US884110A | Space telegraphy. | |
US864272A | Space telegraphy. | |
US899272A | Apparatus for determining the direction of space-telegraph signals. | |
US884108A | Space telegraphy. | |
US884109A | Space telegraphy. | |
US884107A | Space telegraphy. | |
US884106A | Space telegraphy. | |
US802431A | Space telegraphy. | |
US802428A | Space telegraphy. | |
US802430A | Space telegraphy. | |
US802429A | Space telegraphy. | |
US802427A | Space telegraphy. | |
US802426A | Space telegraphy. | |
US802425A | Space telegraphy. | |
US802424A | Space telegraphy. | |
US802422A | Space telegraphy. | |
US802423A | Space telegraphy. | |
US802421A | Space telegraphy. | |
US802420A | Space telegraphy. | |
US802432A | Space telegraphy. |