Inventor · disambiguated record
Darryl Lanay Defreese
Also filed as: DEFREESE DARRYL · DEFREESE DARRYL L · DEFREESE DARRYL LANAY
11 granted patents·1 pending application·660 citations·filing 1997–2010
93Inventor score
Files withN2 BROADBAND INC3SCIENTIFIC ATLANTA2TIME WARNER ENTERTAINM CO LP2BUEHL JOSEPH G1CISCO TECH INC1
Top patents by PatentIndex Score
12 records- 0196US6493876B1System and method for providing a full service television systemTIME WARNER ENTERTAINM CO LP·Filed 1998·Granted Dec 10, 2002·242 cites·23 claims
- 0294US7761899B2Systems and methods for packaging, distributing and managing assets in digital cable systemsN2 BROADBAND INC·Filed 2002·Granted Jul 20, 2010·84 cites·10 claims
- 0391US7515712B2Mechanism and apparatus for encapsulation of entitlement authorization in conditional access systemCISCO TECH INC·Filed 2005·Granted Apr 7, 2009·28 cites·37 claims
- 0489US6405239B1Using a hierarchical file system for indexing data broadcast to a client from a network of serversSCIENTIFIC ATLANTA·Filed 1997·Granted Jun 11, 2002·177 cites·10 claims
- 0584US7111314B2Technique for delivering entertainment programming content including interactive features in a communications networkTIME WARNER ENTERTAINM CO LP·Filed 2002·Granted Sep 19, 2006·24 cites·36 claims
- 0683US7890988B2Technique for delivering entertainment programming content including interactive features in a communications networkTWC INTERACTIVE VIDEO GROUP INC·Filed 2006·Granted Feb 15, 2011·10 cites·21 claims
- 0780US8095785B2Authentication of entitlement authorization in conditional access systemsDEFREESE DARRYL L·Filed 2009·Granted Jan 10, 2012·9 cites·18 claims
- 0876US8302136B2Systems and methods for packaging, distributing and managing assets in digital cable systemsBUEHL JOSEPH G·Filed 2010·Granted Oct 30, 2012·4 cites·10 claims
- 0976US6671879B1Method and apparatus for pay-per-view systemSCIENTIFIC ATLANTA·Filed 1999·Granted Dec 30, 2003·54 cites·8 claims
- 1072US7171678B2Systems and methods for establishing and administering sessions in digital cable systemsTIME WARNER CABLE·Filed 2002·Granted Jan 30, 2007·17 cites·19 claims
- 1171US7620574B2Cable billing systems and methods enabling independence of service marketing and provisioning from billing and collection of revenueN2 BROADBAND INC·Filed 2002·Granted Nov 17, 2009·11 cites·15 claims
- 1243US2005177616A1Method and system for distributing services in a digital asset environmentN2 BROADBAND INC·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →