Assignee
DATA RECORDING INSTR CO
GB·17 granted patents·290 citations·filing 1974–1988
Top patents by PatentIndex Score
17 records- 0189US4223360AMagnetic recording transducersDATA RECORDING INSTR CO·Filed 1974·Granted Sep 16, 1980·53 cites·5 claims
- 0288US4136365AMagnetic disc storage devices having compensation for dimensional changesDATA RECORDING INSTR CO·Filed 1977·Granted Jan 23, 1979·55 cites·6 claims
- 0387US4149199AMagnetic disc storage device with track centering correctionDATA RECORDING INSTR CO·Filed 1977·Granted Apr 10, 1979·51 cites·5 claims
- 0470US4170033AMulti-track head with shielding elements interconnected with low resistance conductive pathsDATA RECORDING INSTR CO·Filed 1978·Granted Oct 2, 1979·16 cites·6 claims
- 0558US4685172ABush securing mechanismDATA RECORDING INSTR CO·Filed 1986·Granted Aug 11, 1987·19 cites·7 claims
- 0658US4188247AManufacture of magnetic transducing headsDATA RECORDING INSTR CO·Filed 1978·Granted Feb 12, 1980·17 cites·10 claims
- 0755US4854027AManufacture of impact printing ribbon cartridgeDATA RECORDING INSTR CO·Filed 1988·Granted Aug 8, 1989·8 cites·11 claims
- 0854US4141000AInteractive displays comprising a plurality of individual display elementsDATA RECORDING INSTR CO·Filed 1976·Granted Feb 20, 1979·22 cites·8 claims
- 0953US4045743ADetector circuitsDATA RECORDING INSTR CO·Filed 1976·Granted Aug 30, 1977·8 cites·5 claims
- 1043US4831315ATransducer positioning apparatus with multiple modes of motionDATA RECORDING INSTR CO·Filed 1987·Granted May 16, 1989·13 cites·25 claims
- 1141US4217168AMagnetic core formed from laminationsDATA RECORDING INSTR CO·Filed 1978·Granted Aug 12, 1980·14 cites·6 claims
- 1234US4121265ATemperature compensation for data storage apparatusDATA RECORDING INSTR CO·Filed 1977·Granted Oct 17, 1978·4 cites·5 claims
- 1332US4136979APaper guidance systemsDATA RECORDING INSTR CO·Filed 1977·Granted Jan 30, 1979·4 cites·2 claims
- 1426US4199382AMagnetic materialDATA RECORDING INSTR CO·Filed 1978·Granted Apr 22, 1980·0 cites·3 claims
- 1523US4226544AWire printing headsDATA RECORDING INSTR CO·Filed 1978·Granted Oct 7, 1980·1 cites·2 claims
- 1622US4249301AMethods for manufacturing magnetic transducing headsDATA RECORDING INSTR CO·Filed 1979·Granted Feb 10, 1981·3 cites·9 claims
- 1721US4146878AVideo display apparatus display modificationDATA RECORDING INSTR CO·Filed 1977·Granted Mar 27, 1979·2 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →