Inventor · disambiguated record
Sheldon J. Kaphan
Also filed as: KAPHAN SHELDON J
9 granted patents·2 pending applications·3,745 citations·filing 1997–2014
93Inventor score
Top patents by PatentIndex Score
11 records- 0197US6029141AInternet-based customer referral systemAMAZON COM INC·Filed 1997·Granted Feb 22, 2000·3.2k cites·42 claims
- 0295US7337133B1Internet-based customer referral systemAMAZON COM INC·Filed 1999·Granted Feb 26, 2008·220 cites·25 claims
- 0392US8341036B2Combining disparate purchases into a single purchase order for billing and shipmentHARTMAN PERI·Filed 2006·Granted Dec 25, 2012·46 cites·28 claims
- 0491US7792705B2Method and system for placing a purchase order via a communications networkAMAZON COM INC·Filed 2007·Granted Sep 7, 2010·32 cites·20 claims
- 0589US7512548B1Use of shopping cart to collect and purchase items selected from multiple web sitesAMAZON COM INC·Filed 1999·Granted Mar 31, 2009·84 cites·15 claims
- 0686US7006989B2Coordinating delivery of a giftAMAZON COM INC·Filed 2002·Granted Feb 28, 2006·30 cites·42 claims
- 0780US8732011B2System for implementing a performance-based customer referral programBEZOS JEFFREY P·Filed 2011·Granted May 20, 2014·2 cites·24 claims
- 0880US8494923B2Internet-based customer referral systemBEZOS JEFFREY P·Filed 2007·Granted Jul 23, 2013·5 cites·21 claims
- 0969US2014172527A1System for implementing a network-based user referral programAMAZON COM INC·Filed 2014·Application pending·0 cites
- 1066US7222087B1Method and system for placing a purchase order via a communications networkAMAZON COM INC·Filed 1998·Granted May 22, 2007·125 cites·55 claims
- 1160US2013085896A1Placing a Purchase Order via a Communications NetworkHARTMAN PERI·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →