Assignee
RANK ORGANISATION LTD
44 granted patents·768 citations·filing 1972–1982
Top patents by PatentIndex Score
44 records- 0190US4026031ASurface measurement instrumentsRANK ORGANISATION LTD·Filed 1975·Granted May 31, 1977·66 cites·13 claims
- 0289US4218144AMeasuring instrumentsRANK ORGANISATION LTD·Filed 1978·Granted Aug 19, 1980·57 cites·10 claims
- 0388US4205337ATelevision film scannerRANK ORGANISATION LTD·Filed 1978·Granted May 27, 1980·42 cites·15 claims
- 0485US4064375AVacuum stressed polymer film piezoelectric transducerRANK ORGANISATION LTD·Filed 1976·Granted Dec 20, 1977·70 cites·5 claims
- 0583US4084324AMeasuring instrumentRANK ORGANISATION LTD·Filed 1976·Granted Apr 18, 1978·36 cites·31 claims
- 0681US4225251AElectro-mechanical printing apparatusRANK ORGANISATION LTD·Filed 1979·Granted Sep 30, 1980·25 cites·2 claims
- 0780US4117472ALiquid crystal displaysRANK ORGANISATION LTD·Filed 1977·Granted Sep 26, 1978·32 cites·5 claims
- 0880US4070762AMeasuring apparatusRANK ORGANISATION LTD·Filed 1975·Granted Jan 31, 1978·31 cites·4 claims
- 0971US4080741AMeasuring apparatusRANK ORGANISATION LTD·Filed 1975·Granted Mar 28, 1978·26 cites·9 claims
- 1070US3932027ABeam splitting prism assemblyRANK ORGANISATION LTD·Filed 1974·Granted Jan 13, 1976·35 cites·5 claims
- 1169US4437169AStage lighting control systemRANK ORGANISATION LTD·Filed 1981·Granted Mar 13, 1984·24 cites·7 claims
- 1269US4184177ATelevision apparatus for consecutive frame scanning of continuous motion filmRANK ORGANISATION LTD·Filed 1977·Granted Jan 15, 1980·16 cites·5 claims
- 1369US3979743ADisplaysRANK ORGANISATION LTD·Filed 1975·Granted Sep 7, 1976·14 cites·13 claims
- 1466US4015235AAircraft parking guidance indicatorRANK ORGANISATION LTD·Filed 1975·Granted Mar 29, 1977·20 cites·10 claims
- 1564US4202597AOptical scanning system with compensation for unwanted image rotation during scanningRANK ORGANISATION LTD·Filed 1977·Granted May 13, 1980·13 cites·5 claims
- 1663US4498043AProbes for measuring apparatusRANK ORGANISATION LTD·Filed 1982·Granted Feb 5, 1985·22 cites·8 claims
- 1761US4127869ATelevision apparatusRANK ORGANISATION LTD·Filed 1977·Granted Nov 28, 1978·12 cites·3 claims
- 1861US4107517AOpto-electric deviceRANK ORGANISATION LTD·Filed 1977·Granted Aug 15, 1978·16 cites·16 claims
- 1961US4020299AElectro-acoustic transducer diaphragmsRANK ORGANISATION LTD·Filed 1975·Granted Apr 26, 1977·25 cites·8 claims
- 2057US4054912AFilm scanner with compensation for film shrinkageRANK ORGANISATION LTD·Filed 1976·Granted Oct 18, 1977·10 cites·7 claims
- 2154US4212845AAnalytical apparatusRANK ORGANISATION LTD·Filed 1978·Granted Jul 15, 1980·15 cites·11 claims
- 2251US4315284AThermal scanning devicesRANK ORGANISATION LTD·Filed 1980·Granted Feb 9, 1982·12 cites·6 claims
- 2351US4056881AMethod of manufacturing electro-optical cellRANK ORGANISATION LTD·Filed 1976·Granted Nov 8, 1977·13 cites·8 claims
- 2450US4247207AMatrix printerRANK ORGANISATION LTD·Filed 1979·Granted Jan 27, 1981·7 cites·1 claims
- 2550US3992078ALens structureRANK ORGANISATION LTD·Filed 1975·Granted Nov 16, 1976·13 cites·13 claims
- 2650US3932022ALight guide arrangement with scanning tip to resist uneven wearRANK ORGANISATION LTD·Filed 1973·Granted Jan 13, 1976·16 cites·12 claims
- 2745US4268865AContinuous motion flying spot telecineRANK ORGANISATION LTD·Filed 1979·Granted May 19, 1981·6 cites·6 claims
- 2845US4148549ADiffraction gratingsRANK ORGANISATION LTD·Filed 1976·Granted Apr 10, 1979·15 cites·13 claims
- 2942US4191972AFlying spot single field scan telecine apparatusRANK ORGANISATION LTD·Filed 1977·Granted Mar 4, 1980·7 cites·10 claims
- 3041US4106845AInfra-red scannerRANK ORGANISATION LTD·Filed 1976·Granted Aug 15, 1978·8 cites·12 claims
- 3140US4164761ATelecine apparatus having improved reproduction during panning and tilting scenesRANK ORGANISATION LTD·Filed 1978·Granted Aug 14, 1979·6 cites·10 claims
- 3239US4342091AMethod of determining the coordinates of the center of curvature of the curved surface of a workpieceRANK ORGANISATION LTD·Filed 1980·Granted Jul 27, 1982·10 cites·3 claims
- 3336US4227207ACRT film scanner with compensation for local brightness variations of scanning beamRANK ORGANISATION LTD·Filed 1978·Granted Oct 7, 1980·3 cites·6 claims
- 3436US3976832ACircuit for detecting vertical mis-registration in a flying spot scannerRANK ORGANISATION LTD·Filed 1975·Granted Aug 24, 1976·3 cites·6 claims
- 3535US4088399AAudio visual apparatusRANK ORGANISATION LTD·Filed 1976·Granted May 9, 1978·2 cites·5 claims
- 3634US4334282ATesting apparatusRANK ORGANISATION LTD·Filed 1979·Granted Jun 8, 1982·7 cites·5 claims
- 3734US4266246AContinuous motion telecine apparatus and methodRANK ORGANISATION LTD·Filed 1980·Granted May 5, 1981·5 cites·8 claims
- 3834US4060307AFace plate graticuleRANK ORGANISATION LTD·Filed 1976·Granted Nov 29, 1977·6 cites·6 claims
- 3931US3953671AFeed-back circuit for controlling the distance between vertically displaced scanning rasters produced by a cathode ray tubeRANK ORGANISATION LTD·Filed 1974·Granted Apr 27, 1976·1 cites·5 claims
- 4030US4034165ATransducer with rearwardly disposed damping elementsRANK ORGANISATION LTD·Filed 1976·Granted Jul 5, 1977·11 cites·13 claims
- 4127US3989493AMethods for making a fiber optic display deviceRANK ORGANISATION LTD·Filed 1974·Granted Nov 2, 1976·6 cites·3 claims
- 4225US4279685AApparatus for use in film splicingRANK ORGANISATION LTD·Filed 1980·Granted Jul 21, 1981·3 cites·10 claims
- 4323US3955882AOptical elementsRANK ORGANISATION LTD·Filed 1972·Granted May 11, 1976·1 cites·7 claims
- 4420US4077048AOptical diffractometersRANK ORGANISATION LTD·Filed 1975·Granted Feb 28, 1978·0 cites·13 claims
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