PLESSEY OVERSEAS has a total of 1,723 patent applications. Its first patent ever was published in 1971. It filed its patents most often in EPO (European Patent Office), United States and Japan. Its main competitors in its focus markets telecommunications, semiconductors and digital networks are PLESSEY CO PLC, AVAGO TECHNOLOGIES GENERAL IP and AT & T BELL LAB.
# | Country | Total Patents | |
---|---|---|---|
#1 | EPO (European Patent Office) | 347 | |
#2 | United States | 254 | |
#3 | Japan | 194 | |
#4 | WIPO (World Intellectual Property Organization) | 143 | |
#5 | France | 100 | |
#6 | Australia | 98 | |
#7 | Germany | 72 | |
#8 | Canada | 66 | |
#9 | South Africa | 61 | |
#10 | Denmark | 41 | |
#11 | Ireland | 40 | |
#12 | New Zealand | 40 | |
#13 | Sweden | 34 | |
#14 | Norway | 33 | |
#15 | Italy | 29 | |
#16 | Netherlands | 24 | |
#17 | Finland | 19 | |
#18 | Spain | 18 | |
#19 | Portugal | 18 | |
#20 | China | 11 | |
#21 | India | 11 | |
#22 | Israel | 10 | |
#23 | Republic of Korea | 10 | |
#24 | Zimbabwe | 10 | |
#25 | Greece | 9 | |
#26 | Brazil | 7 | |
#27 | Switzerland | 6 | |
#28 | Bulgaria | 4 | |
#29 | Turkey | 3 | |
#30 | Czechoslovakia | 2 | |
#31 | Mexico | 2 | |
#32 | Argentina | 1 | |
#33 | Austria | 1 | |
#34 | Belgium | 1 | |
#35 | Egypt | 1 | |
#36 | Hungary | 1 | |
#37 | USSR (Union of Socialist Soviet Republics) | 1 | |
#38 | Yugoslavia (Serbia and Montenegro) | 1 |
# | Industry | |
---|---|---|
#1 | Telecommunications | |
#2 | Semiconductors | |
#3 | Digital networks | |
#4 | Basic communication technologies | |
#5 | Optics | |
#6 | Computer technology | |
#7 | Measurement |
# | Technology | |
---|---|---|
#1 | Semiconductor devices | |
#2 | Digital information transmission | |
#3 | Optical systems | |
#4 | Selecting | |
#5 | Telephonic communication | |
#6 | Transmission | |
#7 | Electric digital data processing | |
#8 | Pulse technique | |
#9 | Automatic control of oscillations | |
#10 | Radio navigation |
# | Name | Total Patents |
---|---|---|
#1 | Cowley Nicholas Paul | 34 |
#2 | Stewart William James | 32 |
#3 | Lawton Rodney James | 24 |
#4 | Dakin John Philip | 24 |
#5 | Bennion Ian | 22 |
#6 | Trundle Clive | 18 |
#7 | Allan Paul | 18 |
#8 | Henning Michael Laurence | 17 |
#9 | Beddoe Stanley | 16 |
#10 | Whatmore Roger William | 16 |
Publication | Filing date | Title |
---|---|---|
FR2714975A1 | Method and apparatus for guiding an object by radar. | |
NL9002504A | Parabolic dish antenna for monopulse guidance radar system used to defend ships from missile or aircraft attack - steers defensive missile along zigzag route towards attacker | |
CA2015577A1 | Improvements relating to radar systems | |
FR2716001A1 | Pyroelectric detector | |
DE3943507A1 | FERROELECTRIC MATERIAL AND METHOD FOR THE PRODUCTION THEREOF | |
CA1276988C | Interpolator/decimator filter structure and a digital filter therefor | |
CN1049925A | The control of Remote Control Vehicle | |
IE890972L | A data patch checking system | |
EP0357769A1 | Vernier structure for flip chip bonded devices | |
US5021856A | Universal cell for bipolar NPN and PNP transistors and resistive elements | |
US4973968A | Radar system for determining first time around targets from multiple time around targets | |
IE890413L | Data packet switching | |
US4953010A | FM demodulator including injection locked oscillator/divider | |
EP0354233A1 | Frequency synthesisers | |
EP0319286A2 | Analogue-to-digital converter | |
DK389088D0 | Datakoblingsanlaeg | |
WO8900336A1 | IMPROVED ION-IMPLANTED GaAs DEVICES | |
WO8909995A1 | Optical neural network | |
EP0278753A2 | Improvements relating to transducers | |
US4980924A | HF radio communication systems with frequency management |