Assignee
FEDERAL SCREW WORKS
12 granted patents·1 pending application·291 citations·filing 1976–2023
Top patents by PatentIndex Score
13 records- 0191US4164971AThreaded fastener product with adhesive coatingFEDERAL SCREW WORKS·Filed 1976·Granted Aug 21, 1979·62 cites·9 claims
- 0290US4215240APortable voice system for the verbally handicappedFEDERAL SCREW WORKS·Filed 1977·Granted Jul 29, 1980·48 cites·14 claims
- 0383US4128737AVoice synthesizerFEDERAL SCREW WORKS·Filed 1976·Granted Dec 5, 1978·39 cites·66 claims
- 0481US4130730AVoice synthesizerFEDERAL SCREW WORKS·Filed 1977·Granted Dec 19, 1978·29 cites·18 claims
- 0579US4188549AAcoustically responsive sensor switchFEDERAL SCREW WORKS·Filed 1977·Granted Feb 12, 1980·21 cites·4 claims
- 0661US4301328AVoice synthesizerFEDERAL SCREW WORKS·Filed 1978·Granted Nov 17, 1981·15 cites·4 claims
- 0758US4264783ADigital speech synthesizer having an analog delay line vocal tractFEDERAL SCREW WORKS·Filed 1978·Granted Apr 28, 1981·12 cites·44 claims
- 0858US4191677ASelf-locking threaded fastener productFEDERAL SCREW WORKS·Filed 1977·Granted Mar 4, 1980·16 cites·24 claims
- 0955US4470150AVoice synthesizer with automatic pitch and speech rate modulationFEDERAL SCREW WORKS·Filed 1982·Granted Sep 4, 1984·20 cites·12 claims
- 1050US4433210AIntegrated circuit phoneme-based speech synthesizerFEDERAL SCREW WORKS·Filed 1982·Granted Feb 21, 1984·17 cites·12 claims
- 1149US2024416442A1Machine and process for forming an axle shaftFEDERAL SCREW WORKS·Filed 2023·Application pending·0 cites
- 1233US4419657ASpeech digitization systemFEDERAL SCREW WORKS·Filed 1982·Granted Dec 6, 1983·6 cites·13 claims
- 1328US4422196AMethod of forming a torque nutFEDERAL SCREW WORKS·Filed 1981·Granted Dec 27, 1983·6 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →