Inventor
RINGEWALD ERICH
US6 patents
⚠️ This page may combine multiple inventors who share the name “RINGEWALD ERICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMAZON TECH INC
4 patentsUS8364595B1Jan 29, 2013
Secondary market for digital objects
AMAZON TECH INC45 citations91
US7685022B1Mar 23, 2010
System and method of offering media content
AMAZON TECH INC20 citations90
US8028042B2Sep 27, 2011
System and method of managing media content
AMAZON TECH INC4 citations60
US9122683B1Sep 1, 2015
System and method of linking media content information
AMAZON TECH INC1 citations51