Assignee
PROFICIENT SYSTEMS INC
US·7 granted patents·343 citations·filing 1982–2004
Top patents by PatentIndex Score
7 records- 0193US7657465B2Systems and methods to facilitate selling of products and servicesPROFICIENT SYSTEMS INC·Filed 2004·Granted Feb 2, 2010·96 cites·10 claims
- 0291US7739149B2Systems and methods to facilitate selling of products and servicesPROFICIENT SYSTEMS INC·Filed 2004·Granted Jun 15, 2010·71 cites·18 claims
- 0389US7526439B2Systems and methods to facilitate selling of products and servicesPROFICIENT SYSTEMS INC·Filed 2002·Granted Apr 28, 2009·98 cites·11 claims
- 0475US4608725ALitter retrieving machinePROFICIENT SYSTEMS INC·Filed 1985·Granted Sep 2, 1986·41 cites·4 claims
- 0546US4434011AMethod and apparatus for retrieving objects from the groundPROFICIENT SYSTEMS INC·Filed 1982·Granted Feb 28, 1984·12 cites·20 claims
- 0641US4603544ALitter retrieving machinePROFICIENT SYSTEMS INC·Filed 1985·Granted Aug 5, 1986·19 cites·2 claims
- 0728US4561240AApparatus for retrieving objects from the groundPROFICIENT SYSTEMS INC·Filed 1983·Granted Dec 31, 1985·6 cites·9 claims
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