Assignee
VICKERS INC
US·145 granted patents·4,175 citations·filing 1980–1999
Top patents by PatentIndex Score
145 records- 0196US5778671AElectrohydraulic system and apparatus with bidirectional electric-motor/hydraulic-pump unitVICKERS INC·Filed 1996·Granted Jul 14, 1998·119 cites·31 claims
- 0294US5181837AElectric motor driven inline hydraulic apparatusVICKERS INC·Filed 1991·Granted Jan 26, 1993·102 cites·33 claims
- 0394US4823552AFailsafe electrohydraulic control system for variable displacement pumpVICKERS INC·Filed 1987·Granted Apr 25, 1989·133 cites·20 claims
- 0492US5230364APressure relief valveVICKERS INC·Filed 1992·Granted Jul 27, 1993·108 cites·24 claims
- 0592US4757745AMicrowave antenna and dielectric property change frequency compensation system in electrohydraulic servo with piston position controlVICKERS INC·Filed 1987·Granted Jul 19, 1988·45 cites·8 claims
- 0692US4749936APower transmissionVICKERS INC·Filed 1986·Granted Jun 7, 1988·46 cites·15 claims
- 0792US4615358APilot valves for two-stage hydraulic devicesVICKERS INC·Filed 1984·Granted Oct 7, 1986·62 cites·12 claims
- 0891US5073091APower transmissionVICKERS INC·Filed 1989·Granted Dec 17, 1991·95 cites·36 claims
- 0991US4961055ALinear capacitance displacement transducerVICKERS INC·Filed 1989·Granted Oct 2, 1990·75 cites·51 claims
- 1090US5199718ARotary machine shaft sealVICKERS INC·Filed 1992·Granted Apr 6, 1993·67 cites·17 claims
- 1190US4537029APower transmissionVICKERS INC·Filed 1982·Granted Aug 27, 1985·46 cites·6 claims
- 1290US4480527APower transmissionVICKERS INC·Filed 1982·Granted Nov 6, 1984·43 cites·8 claims
- 1389US5135031APower transmissionVICKERS INC·Filed 1991·Granted Aug 4, 1992·88 cites·6 claims
- 1489US4729717APower transmissionVICKERS INC·Filed 1986·Granted Mar 8, 1988·58 cites·8 claims
- 1589US4501291ARelief valve arrangementVICKERS INC·Filed 1983·Granted Feb 26, 1985·48 cites·6 claims
- 1688US5630352AVariable displacement hydrualic piston machine saddle bearingVICKERS INC·Filed 1996·Granted May 20, 1997·62 cites·14 claims
- 1787US5918635ALow pressure solenoid valveVICKERS INC·Filed 1997·Granted Jul 6, 1999·66 cites·28 claims
- 1887US5354182AUnitary electric-motor/hydraulic-pump assembly with noise reduction featuresVICKERS INC·Filed 1993·Granted Oct 11, 1994·77 cites·2 claims
- 1987US5266018AHydraulic vane pump with enhanced axial pressure balance and flow characteristicsVICKERS INC·Filed 1992·Granted Nov 30, 1993·47 cites·41 claims
- 2087US4456434APower transmissionVICKERS INC·Filed 1982·Granted Jun 26, 1984·44 cites·14 claims
- 2186US5792483AInjection molding machine with an electric driveVICKERS INC·Filed 1995·Granted Aug 11, 1998·69 cites·10 claims
- 2286US5568858APower drive unit for aircraft cargo handling systemsVICKERS INC·Filed 1994·Granted Oct 29, 1996·42 cites·21 claims
- 2386US4811561APower transmissionVICKERS INC·Filed 1988·Granted Mar 14, 1989·62 cites·10 claims
- 2485US5235809AHydraulic circuit for shaking a bucket on a vehicleVICKERS INC·Filed 1991·Granted Aug 17, 1993·54 cites·6 claims
- 2585US4456031AElectro-hydraulic servo valve systemVICKERS INC·Filed 1982·Granted Jun 26, 1984·29 cites·10 claims
- 2683US4987823ALocation of piston position using radio frequency wavesVICKERS INC·Filed 1989·Granted Jan 29, 1991·33 cites·29 claims
- 2783US4475442APower transmissionVICKERS INC·Filed 1982·Granted Oct 9, 1984·28 cites·4 claims
- 2882US5708311AIntegrated electric motor driven in line hydraulic pumpVICKERS INC·Filed 1996·Granted Jan 13, 1998·50 cites·6 claims
- 2981US5017098APower transmissionVICKERS INC·Filed 1989·Granted May 21, 1991·37 cites·4 claims
- 3080US5918760AHydraulic fluid reservoirVICKERS INC·Filed 1997·Granted Jul 6, 1999·33 cites·7 claims
- 3180US5064362ABalanced dual-lobe vane pump with radial inlet and outlet parting through the pump rotorVICKERS INC·Filed 1990·Granted Nov 12, 1991·44 cites·5 claims
- 3280US4418612APower transmissionVICKERS INC·Filed 1981·Granted Dec 6, 1983·26 cites·6 claims
- 3379US5611923AFilter assembly having quick connect/disconnect sealing valve meansVICKERS INC·Filed 1995·Granted Mar 18, 1997·62 cites·12 claims
- 3479US5261796AElectric-motor in-line integrated hydraulic pumpVICKERS INC·Filed 1992·Granted Nov 16, 1993·55 cites·18 claims
- 3579US4406599AVariable displacement vane pump with vanes contacting relatively rotatable ringsVICKERS INC·Filed 1980·Granted Sep 27, 1983·41 cites·11 claims
- 3678US5253982AElectrohydraulic pump load control systemVICKERS INC·Filed 1992·Granted Oct 19, 1993·40 cites·3 claims
- 3777US5249140AElectrohydraulic distributed control system with identical master and slave controllersVICKERS INC·Filed 1991·Granted Sep 28, 1993·49 cites·3 claims
- 3877US4598626AFeedback controlled hydraulic valve systemVICKERS INC·Filed 1984·Granted Jul 8, 1986·30 cites·8 claims
- 3977US4569272APower transmissionVICKERS INC·Filed 1984·Granted Feb 11, 1986·24 cites·2 claims
- 4077US4502109AApparatus for estimating plural system variables based upon a single measured system variable and a mathematical system modelVICKERS INC·Filed 1982·Granted Feb 26, 1985·30 cites·11 claims
- 4175US5778932AElectrohydraulic proportional pressure reducing-relieving valveVICKERS INC·Filed 1997·Granted Jul 14, 1998·63 cites·3 claims
- 4275US4407122APower transmissionVICKERS INC·Filed 1981·Granted Oct 4, 1983·22 cites·5 claims
- 4374US6060854AMethod and apparatus for compensating for windup in a machineVICKERS INC·Filed 1998·Granted May 9, 2000·49 cites·27 claims
- 4474US5320501AElectric motor driven hydraulic apparatus with an integrated pumpVICKERS INC·Filed 1991·Granted Jun 14, 1994·44 cites·25 claims
- 4574US4643074APower transmissionVICKERS INC·Filed 1985·Granted Feb 17, 1987·33 cites·5 claims
- 4674US4422475AVariable gain servo controlled directional valveVICKERS INC·Filed 1981·Granted Dec 27, 1983·32 cites·27 claims
- 4773US5785100ALiquid level detection systemVICKERS INC·Filed 1997·Granted Jul 28, 1998·42 cites·13 claims
- 4873US4798527AControl system for injection molding machineVICKERS INC·Filed 1988·Granted Jan 17, 1989·31 cites·16 claims
- 4973US4505654ARotary vane device with two pressure chambers for each vaneVICKERS INC·Filed 1983·Granted Mar 19, 1985·32 cites·3 claims
- 5072US5438420AMonitoring of fluid contamination level wherein the light energy is focused on the fluid passage meansVICKERS INC·Filed 1993·Granted Aug 1, 1995·38 cites·5 claims
Showing the top 50 of 145 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when VICKERS INC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →