Assignee
PETTIBONE CORP
29 granted patents·583 citations·filing 1974–1997
Top patents by PatentIndex Score
29 records- 0192US3955613AFoundry mold conveyor systemPETTIBONE CORP·Filed 1975·Granted May 11, 1976·45 cites·19 claims
- 0289US4328954AWinch with compact, high efficiency and high ratio gearing suitable for free fallPETTIBONE CORP·Filed 1979·Granted May 11, 1982·73 cites·6 claims
- 0389US4010830APlanetary wheel drive with accessible low-torque disc brakesPETTIBONE CORP·Filed 1975·Granted Mar 8, 1977·42 cites·4 claims
- 0485US5640736APower feed device for hand held drain and sewer cleanerPETTIBONE CORP·Filed 1995·Granted Jun 24, 1997·45 cites·16 claims
- 0583US4313575ACaps for hammermill rotors secured by individually-removable paired pin assembliesPETTIBONE CORP·Filed 1979·Granted Feb 2, 1982·47 cites·12 claims
- 0680US4006664ASteering system including tandem hydraulic cylinders with self-synchronizationPETTIBONE CORP·Filed 1975·Granted Feb 8, 1977·30 cites·2 claims
- 0770US4477030ACone crushersPETTIBONE CORP·Filed 1980·Granted Oct 16, 1984·27 cites·17 claims
- 0867US3976124ACooling-controlled tank for hydraulic fluidPETTIBONE CORP·Filed 1974·Granted Aug 24, 1976·17 cites·10 claims
- 0966US4363742AMethod and apparatus for making battery pastePETTIBONE CORP·Filed 1980·Granted Dec 14, 1982·23 cites·15 claims
- 1066US4172880AProcess and apparatus for automatically controlling the acid concentration in gas scrubbing solutionPETTIBONE CORP·Filed 1978·Granted Oct 30, 1979·31 cites·20 claims
- 1161US5618123ACoupling device for sewer and drain cleaning cablePETTIBONE CORP·Filed 1995·Granted Apr 8, 1997·23 cites·15 claims
- 1259US4027859AAutomatic control of liquid addition to a mixture by power sensingPETTIBONE CORP·Filed 1976·Granted Jun 7, 1977·21 cites·13 claims
- 1356US4439056AMachine suitable for breaking concrete pavement in placePETTIBONE CORP·Filed 1981·Granted Mar 27, 1984·17 cites·8 claims
- 1455US4365926AFree-hanging load carrier for boom, with brakePETTIBONE CORP·Filed 1976·Granted Dec 28, 1982·13 cites·4 claims
- 1553US4089621ASelectively pressurized tank for hydraulic fluidPETTIBONE CORP·Filed 1976·Granted May 16, 1978·8 cites·3 claims
- 1648US4071168ALevel control system for a rotary cone-type feed hopperPETTIBONE CORP·Filed 1976·Granted Jan 31, 1978·16 cites·5 claims
- 1747US4361404AMixing equipment and agitator therefor for use with granular material and method of producing prepared granular materialPETTIBONE CORP·Filed 1981·Granted Nov 30, 1982·20 cites·35 claims
- 1845US5662309AAir intake assembly for a combustion fuel burner having an adjustable air intake portPETTIBONE CORP·Filed 1995·Granted Sep 2, 1997·11 cites·11 claims
- 1943US5580225APulsation causing check valve assembly for a plural piston pump systemPETTIBONE CORP·Filed 1995·Granted Dec 3, 1996·10 cites·7 claims
- 2043US4643240AMethod of blowing cores etc. using quick-set sand, and improved mold-blowing apparatusPETTIBONE CORP·Filed 1985·Granted Feb 17, 1987·5 cites·12 claims
- 2142US4460032AMethod and apparatus for blowing cores etc. using a plunger-cleaned blow box suitable for quick-set sandPETTIBONE CORP·Filed 1982·Granted Jul 17, 1984·8 cites·8 claims
- 2238US4050140ABearing housing adaptable to reworked shaft by reversal method of repairPETTIBONE CORP·Filed 1975·Granted Sep 27, 1977·6 cites·3 claims
- 2337US4018350AHydraulic cyliner systems with safeguarded float actionPETTIBONE CORP·Filed 1975·Granted Apr 19, 1977·6 cites·7 claims
- 2435US5588171ADrain line cleaning apparatusPETTIBONE CORP·Filed 1995·Granted Dec 31, 1996·18 cites·9 claims
- 2535US4033468AHydraulic boom-lift system with selective speedsPETTIBONE CORP·Filed 1975·Granted Jul 5, 1977·5 cites·8 claims
- 2634US3980282AMaterial mixing apparatusPETTIBONE CORP·Filed 1974·Granted Sep 14, 1976·8 cites·12 claims
- 2728US5868516AMounting assembly for mounting a saw head to a tractorPETTIBONE CORP·Filed 1997·Granted Feb 9, 1999·1 cites·5 claims
- 2826US4231698ASystem for one-hand control of two winches during hoisting of closed clamshell, with differentiationPETTIBONE CORP·Filed 1978·Granted Nov 4, 1980·6 cites·6 claims
- 2924US3940188ABearing housing adaptable to reworked shaft by reversalPETTIBONE CORP·Filed 1974·Granted Feb 24, 1976·1 cites·5 claims
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