CHISHOLM JOHN P has a total of 12 patent applications. Its first patent ever was published in 1966. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets measurement, control and transport are ERA SYSTEMS CORP, ANDERSON LAWRENCE F and VOJTOVICH NIKOLAJ IVANOVICH.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 5 | |
#2 | Canada | 4 | |
#3 | United Kingdom | 2 | |
#4 | Germany | 1 |
# | Industry | |
---|---|---|
#1 | Measurement | |
#2 | Control | |
#3 | Transport | |
#4 | Telecommunications | |
#5 | Environmental technology |
# | Technology | |
---|---|---|
#1 | Radio navigation | |
#2 | Traffic control systems | |
#3 | Cosmonautics | |
#4 | Climate change adaptation technologies | |
#5 | Antennas |
# | Name | Total Patents |
---|---|---|
#1 | Chisholm John P | 11 |
Publication | Filing date | Title |
---|---|---|
US4429312A | Independent landing monitoring system | |
US4283725A | In-flight aircraft weather radar calibration | |
US3950753A | Stepped cardioid bearing system | |
CA1003540A | Integrated collision avoidance, dme telemetry, and synchronization system | |
US3705404A | Aircraft clock monitoring and time propagating | |
GB1193932A | Mobile Unit Ranging System | |
US3434140A | Matrix navigation system | |
CA842434A | Mobile emergency unit locating system | |
CA842435A | Mobile emergency unit locating system |