Inventor · disambiguated record
John A. Beckman
Also filed as: BECKMAN JOHN A
12 granted patents·291 citations·filing 1980–1999
93Inventor score
Top patents by PatentIndex Score
12 records- 0191US4552544ADrive line slip joint assemblyDANA CORP·Filed 1982·Granted Nov 12, 1985·66 cites·4 claims
- 0283US5882039AHydroformed engine cradle and cross member for vehicle body and frame assemblyDANA CORP·Filed 1997·Granted Mar 16, 1999·50 cites·13 claims
- 0373US5261991AComposite tubular elements and methods of fabricationDANA CORP·Filed 1992·Granted Nov 16, 1993·38 cites·8 claims
- 0469US6120059AVehicle frame assemblyDANA CORP·Filed 1997·Granted Sep 19, 2000·27 cites·8 claims
- 0565US5127975AMethod of fabrication of composite reinforced drive shaft having end fittings secured theretoDANA CORP·Filed 1989·Granted Jul 7, 1992·23 cites·10 claims
- 0664US6769178B1Method of manufacturing a vehicle frame assembly including hydroformed side rails having integrally formed mounting areasDANA CORP·Filed 1998·Granted Aug 3, 2004·28 cites·9 claims
- 0747US4888224AComposite tubular elements and methods of fabricationDANA CORP·Filed 1988·Granted Dec 19, 1989·11 cites·17 claims
- 0844US4509727AOff-gas monitor for steel processesNALCO CHEMICAL CO·Filed 1983·Granted Apr 9, 1985·7 cites·1 claims
- 0943US6168204B1Vehicle frame assembly having integral support surfacesDANA CORP·Filed 1999·Granted Jan 2, 2001·11 cites·8 claims
- 1041US5700033ARemovable cross member for vehicle frameDANA CORP·Filed 1996·Granted Dec 23, 1997·11 cites·8 claims
- 1139US5004550AMethod of paint sludge conversion for disposalNALCO CHEMICAL CO·Filed 1990·Granted Apr 2, 1991·13 cites·8 claims
- 1237US4360143AMethod for manufacturing suspension membersDANA CORP·Filed 1980·Granted Nov 23, 1982·6 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →