Inventor

SWENSON ERIC JOHN

US4 patents

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

SONY CORP

3 patents

US7801819B2Sep 21, 2010

Rendering rights delegation system and method

SONY CORP28 citations91

US7861308B2Dec 28, 2010

Digital rights management using trusted time

SONY CORP12 citations82

US8352374B2Jan 8, 2013

Article of manufacture for controlling the use of content by providing for the delegation of rendering rights

SONY CORP0 citations51

STROHWIG MARC E

1 patent

US8239961B2Aug 7, 2012

Digital rights management using trusted time

STROHWIG MARC E4 citations58