Assignee
TACHIKAWA SPRING CO
JP·104 granted patents·3,765 citations·filing 1977–1987
Top patents by PatentIndex Score
104 records- 0198US4368917AVehicle seat member integrally formed of synthetic resin materialTACHIKAWA SPRING CO·Filed 1979·Granted Jan 18, 1983·174 cites·10 claims
- 0296US4564235ALumbar support deviceTACHIKAWA SPRING CO·Filed 1984·Granted Jan 14, 1986·111 cites·4 claims
- 0393US4589620ASeat with an air suspensionTACHIKAWA SPRING CO·Filed 1983·Granted May 20, 1986·102 cites·7 claims
- 0491US4720141ASeat for vehiclesTACHIKAWA SPRING CO·Filed 1986·Granted Jan 19, 1988·93 cites·2 claims
- 0591US4589695AVehicle seatTACHIKAWA SPRING CO·Filed 1984·Granted May 20, 1986·113 cites·9 claims
- 0691US4565406ALumbar support deviceTACHIKAWA SPRING CO·Filed 1985·Granted Jan 21, 1986·87 cites·5 claims
- 0791US4558905ASeat for vehiclesTACHIKAWA SPRING CO·Filed 1984·Granted Dec 17, 1985·72 cites·4 claims
- 0890US4592588AVehicle seatTACHIKAWA SPRING CO·Filed 1983·Granted Jun 3, 1986·147 cites·2 claims
- 0989US4640488ASeat suspensionTACHIKAWA SPRING CO·Filed 1985·Granted Feb 3, 1987·79 cites·5 claims
- 1087US4583781AMotor vehicle seatTACHIKAWA SPRING CO·Filed 1984·Granted Apr 22, 1986·63 cites·3 claims
- 1186US4691963ATandem seat for a two-wheeled vehicleTACHIKAWA SPRING CO·Filed 1985·Granted Sep 8, 1987·57 cites·2 claims
- 1286US4671573AHeadrest device for a vehicle seatTACHIKAWA SPRING CO·Filed 1985·Granted Jun 9, 1987·68 cites·6 claims
- 1386US4509796ASeat frame for vehicle seatTACHIKAWA SPRING CO·Filed 1982·Granted Apr 9, 1985·61 cites·4 claims
- 1485US4767155ASeat for vehicles providing with a thigh supporting deviceTACHIKAWA SPRING CO·Filed 1984·Granted Aug 30, 1988·71 cites·1 claims
- 1585US4686130ATrim cover assembly for vehicle seatsTACHIKAWA SPRING CO·Filed 1986·Granted Aug 11, 1987·56 cites·6 claims
- 1685US4597552ASeat adjusterTACHIKAWA SPRING CO·Filed 1984·Granted Jul 1, 1986·42 cites·6 claims
- 1785US4545618AHead-rest deviceTACHIKAWA SPRING CO·Filed 1984·Granted Oct 8, 1985·58 cites·9 claims
- 1885US4403356ASeat cushionsTACHIKAWA SPRING CO·Filed 1980·Granted Sep 13, 1983·44 cites·9 claims
- 1984US4856844ACushioning body of a seat for vehiclesTACHIKAWA SPRING CO·Filed 1984·Granted Aug 15, 1989·56 cites·2 claims
- 2084US4636000ASide support device in a vehicle seatTACHIKAWA SPRING CO·Filed 1985·Granted Jan 13, 1987·98 cites·2 claims
- 2184US4313776AMethod of producing seat cushion memberTACHIKAWA SPRING CO·Filed 1979·Granted Feb 2, 1982·32 cites·9 claims
- 2282US4615563AVehicle seatTACHIKAWA SPRING CO·Filed 1984·Granted Oct 7, 1986·52 cites·3 claims
- 2382US4573657AVertical adjustment device for a vehicle seatTACHIKAWA SPRING CO·Filed 1984·Granted Mar 4, 1986·45 cites·4 claims
- 2481US4643480AStructure for securing the trim cover assembly of a seat backTACHIKAWA SPRING CO·Filed 1985·Granted Feb 17, 1987·56 cites·1 claims
- 2580US4653185AApparatus for mounting tension springs automaticallyTACHIKAWA SPRING CO·Filed 1985·Granted Mar 31, 1987·63 cites·9 claims
- 2680US4629109AJig for welding framesTACHIKAWA SPRING CO·Filed 1985·Granted Dec 16, 1986·47 cites·6 claims
- 2779US4589698AHead-rest device for a vehicle seatTACHIKAWA SPRING CO·Filed 1984·Granted May 20, 1986·46 cites·5 claims
- 2878US4640549AHeadrest for a vehicle seatTACHIKAWA SPRING CO·Filed 1985·Granted Feb 3, 1987·52 cites·1 claims
- 2977US4761035ASeat cushion assemblyTACHIKAWA SPRING CO·Filed 1987·Granted Aug 2, 1988·37 cites·9 claims
- 3077US4659052AVertical adjustment support device for a vehicle seatTACHIKAWA SPRING CO·Filed 1986·Granted Apr 21, 1987·59 cites·4 claims
- 3175US4571763ACushion member for a vehicle seatTACHIKAWA SPRING CO·Filed 1984·Granted Feb 25, 1986·47 cites·6 claims
- 3274US4579389AVehicle seatTACHIKAWA SPRING CO·Filed 1984·Granted Apr 1, 1986·43 cites·7 claims
- 3373US4663211ATrim cover assembly for a vehicle seatTACHIKAWA SPRING CO·Filed 1985·Granted May 5, 1987·33 cites·4 claims
- 3473US4636002AVehicle seatTACHIKAWA SPRING CO·Filed 1985·Granted Jan 13, 1987·54 cites·2 claims
- 3573US4583783ASeat support for a vehicle seatTACHIKAWA SPRING CO·Filed 1984·Granted Apr 22, 1986·28 cites·10 claims
- 3673US4556185ASeat frame for a vehicle seatTACHIKAWA SPRING CO·Filed 1983·Granted Dec 3, 1985·45 cites·5 claims
- 3772US4556251ALumbar support deviceTACHIKAWA SPRING CO·Filed 1983·Granted Dec 3, 1985·46 cites·5 claims
- 3872US4540217AHeadrest device for a vehicle seatTACHIKAWA SPRING CO·Filed 1983·Granted Sep 10, 1985·37 cites·8 claims
- 3971US4609226AVehicle seatTACHIKAWA SPRING CO·Filed 1984·Granted Sep 2, 1986·37 cites·1 claims
- 4071US4558901AArm rest device of a seat for a vehicleTACHIKAWA SPRING CO·Filed 1983·Granted Dec 17, 1985·39 cites·4 claims
- 4170US4650251AWelt in a seat and method of making sameTACHIKAWA SPRING CO·Filed 1986·Granted Mar 17, 1987·23 cites·7 claims
- 4270US4561917AMethod of making a cushion body of synthetic resinTACHIKAWA SPRING CO·Filed 1984·Granted Dec 31, 1985·21 cites·3 claims
- 4369US4737226AMethod of manufacturing an automotive seatTACHIKAWA SPRING CO·Filed 1986·Granted Apr 12, 1988·29 cites·4 claims
- 4469US4722760AProcess for manufacturing a trim cover assembly of a seatTACHIKAWA SPRING CO·Filed 1986·Granted Feb 2, 1988·24 cites·1 claims
- 4569US4639040AFixing device for a vehicle seatTACHIKAWA SPRING CO·Filed 1985·Granted Jan 27, 1987·38 cites·1 claims
- 4669US4568124AVehicle seatTACHIKAWA SPRING CO·Filed 1984·Granted Feb 4, 1986·24 cites·6 claims
- 4769US4568123AHead-rest vertical adjustment deviceTACHIKAWA SPRING CO·Filed 1984·Granted Feb 4, 1986·38 cites·3 claims
- 4869US4534595AVehicle seatTACHIKAWA SPRING CO·Filed 1982·Granted Aug 13, 1985·32 cites·19 claims
- 4968US4566667ASeat suspensionTACHIKAWA SPRING CO·Filed 1983·Granted Jan 28, 1986·22 cites·3 claims
- 5067US4107829AMethod of manufacturing seat cushionsTACHIKAWA SPRING CO·Filed 1977·Granted Aug 22, 1978·18 cites·3 claims
Showing the top 50 of 104 patent records by PatentIndex Score.
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