Inventor · disambiguated record
Ralph Main
Also filed as: MAIN RALPH · MAIN RALPH M
7 granted patents·156 citations·filing 1975–1996
86Inventor score
Technology areasB21D
Top patents by PatentIndex Score
7 records- 0191US4173138ACan bodymaker having improved ram support and driveSTANDUN·Filed 1977·Granted Nov 6, 1979·68 cites·18 claims
- 0285US4223544ADie lubricant nozzle for use in can bodymakers and the likeSTANDUN·Filed 1975·Granted Sep 23, 1980·31 cites·12 claims
- 0368US5208435ALightweight ram for bodymakerSEQUA CORP·Filed 1991·Granted May 4, 1993·18 cites·11 claims
- 0458US5566567ARotary cup infeedSEQUA CORP·Filed 1995·Granted Oct 22, 1996·15 cites·8 claims
- 0557US5687605AWiping unit for ram of bodymakerSEQUA CORP·Filed 1996·Granted Nov 18, 1997·14 cites·18 claims
- 0639US5492000ARotary valve controlled apparatus for stripping cans from bodymaking ramSEQUA CORP·Filed 1994·Granted Feb 20, 1996·6 cites·14 claims
- 0734US5626046ALightweight ram for bodymakerSEQUA CORP·Filed 1995·Granted May 6, 1997·4 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →