Inventor

SIEGEL HILLIARD

US5 patents

⚠️ This page may combine multiple inventors who share the name “SIEGEL HILLIARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AMAZON TECH INC

4 patents

US7174054B2Feb 6, 2007

Method and system for access to electronic images of text based on user ownership of corresponding physical text

AMAZON TECH INC133 citations97

US7496560B2Feb 24, 2009

Personalized searchable library with highlighting capabilities

AMAZON TECH INC33 citations92

US7466875B1Dec 16, 2008

Method and system for determining the legibility of text in an image

AMAZON TECH INC36 citations87

US7542625B2Jun 2, 2009

Method and system for access to electronic version of a physical work based on user ownership of the physical work

AMAZON TECH INC14 citations83

AMAZON COM INC

1 patent

US7149353B2Dec 12, 2006

Method and system for suppression of features in digital images of content

AMAZON COM INC45 citations86