Assignee
PLESSEY CO LTD
8 granted patents·276 citations·filing 1975–1987
Top patents by PatentIndex Score
8 records- 0198US4037991AFluid-flow assisting devicesPLESSEY CO LTD·Filed 1975·Granted Jul 26, 1977·151 cites·3 claims
- 0294US4812171AIrreversible photochromic markingsPLESSEY CO LTD·Filed 1987·Granted Mar 14, 1989·33 cites·8 claims
- 0385US4056143AHeat exchange apparatusPLESSEY CO LTD·Filed 1976·Granted Nov 1, 1977·43 cites·6 claims
- 0479US4300230ADigital switching arrangements for stored program control telecommunications systemsPLESSEY CO LTD·Filed 1979·Granted Nov 10, 1981·23 cites·7 claims
- 0558US4368531AFrame aligner for digital telecommunications exchange systemPLESSEY CO LTD·Filed 1980·Granted Jan 11, 1983·13 cites·6 claims
- 0642US4010475AAntenna array encased in dielectric to reduce sizePLESSEY CO LTD·Filed 1975·Granted Mar 1, 1977·8 cites·2 claims
- 0739US4289939ALongitudinal balance arrangements for two-to-four wire telecommunication line circuitsPLESSEY CO LTD·Filed 1979·Granted Sep 15, 1981·5 cites·3 claims
- 0821US4203092AAnalogue-to-digital converterPLESSEY CO LTD·Filed 1978·Granted May 13, 1980·0 cites·4 claims
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