Inventor · disambiguated record
Hiralal V. Patel
Also filed as: PATEL HIRALAL · PATEL HIRALAL V
13 granted patents·1 pending application·422 citations·filing 1975–2006
94Inventor score
Top patents by PatentIndex Score
14 records- 0192US4867489ATube fittingPARKER HANNIFIN CORP·Filed 1987·Granted Sep 19, 1989·90 cites·10 claims
- 0291US7914050B2Adaptor and method for converting standard tube fitting/port to push-to-connect tube fitting/portPARKER HANNIFIN CORP·Filed 2005·Granted Mar 29, 2011·39 cites·16 claims
- 0385US4034592ACrimping machine with automatic hinge open pushersWEATHERHEAD CO·Filed 1976·Granted Jul 12, 1977·39 cites·32 claims
- 0480US8240719B2Adaptor and method for converting standard tube fitting/port to push-to-connect tube fitting/portUDHOEFER ANDREAS·Filed 2006·Granted Aug 14, 2012·20 cites·17 claims
- 0580US5490680ACaptive O-ring face sealPARKER HANNIFIN CORP·Filed 1993·Granted Feb 13, 1996·50 cites·20 claims
- 0677US4034593ACrimping machine with automatic swing open pushersWEATHERHEAD CO·Filed 1976·Granted Jul 12, 1977·27 cites·16 claims
- 0775US5564177AMethod of making captive O-ring face sealPARKER HANNIFIN CORP·Filed 1995·Granted Oct 15, 1996·52 cites·18 claims
- 0870US4407532AHose end fittingDANA CORP·Filed 1981·Granted Oct 4, 1983·40 cites·4 claims
- 0965US7063329B2Seal/method for improved retention of the sealing element in annular groovesPARKER HANNIFIN CORP·Filed 2004·Granted Jun 20, 2006·16 cites·20 claims
- 1064US4046315ACentrifugal separator with discharge pumpWEATHERHEAD CO·Filed 1975·Granted Sep 6, 1977·22 cites·6 claims
- 1159US7070208B2Straight thread adjustable port endPARKER HANNIFIN CORP·Filed 2003·Granted Jul 4, 2006·12 cites·15 claims
- 1255US4118970ACrimping diameter adjusting valveWEATHERHEAD CO·Filed 1977·Granted Oct 10, 1978·9 cites·8 claims
- 1340US4357822ACrimping colletDANA CORP·Filed 1980·Granted Nov 9, 1982·6 cites·8 claims
- 1436US2008048440A1Direct port connection for tubesANDERSON HERBERT G·Filed 2006·Application pending·0 cites
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