Inventor · Pittsburgh, PA, US

Daniel C. Heckmann

17Patents
12h-index
17Co-inventors
67Inventor score

Filing activity: Feb 19, 1999 → Oct 31, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US6199050A Method and system for bidding in electronic auctions using flexible bidder-determined line-item guidelines Physics 208 Expired
US6230146A Method and system for controlling closing times of electronic auctions involving multiple lots Physics 180 Expired
US6564192B1 Method and system for differential index bidding in online auctions Physics 125 Expired
US7152043B2 Method and system for dynamically controlling overtime in electronic auctions Physics 71 Expired
US6216114A Method and system for controlling the initiation and duration of overtime intervals in electronic auctions Physics 64 Expired
US7249085B1 Method and system for conducting electronic auctions with multi-parameter price equalization bidding Physics 55 Expired
US6230147A Method and system for controlling an electronic auction during the transition to a closed state Physics 49 Expired
US6223167A Method and system for handling disruptions in the management of electronic auctions Physics 33 Expired
US7010511B1 Method and system for conducting electronic auctions with net present value bidding Physics 32 Expired
US7283980B2 Method and system for controlling the initiation and duration of overtime intervals in electronic auctions Physics 27 Expired
US7395238B2 Method and system for controlling an electronic auction during the transition to a closed state Physics 22 Expired
US7813966B2 Method and system for controlling the initiation and duration of overtime interval in electronic auctions Physics 21 Active
US7571137B2 Method and system for controlling an electronic auction during the transition to a closed state Physics 9 Active
US7792707B2 Method and system for controlling the initiation and duration of overtime interval in electronic auctions Physics 9 Active
US7599878B2 Method, apparatus, and system for bidding in rounds Physics 8 Expired
US7558746B2 Method and system for dynamically controlling overtime in electronic auctions Physics 8 Active
US7921053B2 Method and system for conducting electronic auctions with multi-parameter price equalization bidding Physics 7 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.