Inventor

Stephen P. Dulac

Inventor

Santa Clarita, CA, US

Overview

2004–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 28 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Nprimary

H04NPictorial communication, e.g. television56%

G06FElectric digital data processing15%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes10%

G07FCoin-freed or like apparatus8%

H04BTransmission3%

H04HBroadcast communication3%

H04LTransmission of digital information, e.g. telegraphic communication3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

PatentTitleYear

10,977,631Secure content transfer systems and methods to operate the same2021 9,967,521Methods and apparatus to provide content on demand in content broadcast systems2018 9,819,982'Method and system for changing communication parameters of a content delivery system based on feedback from user devices'2017 9,811,789'Secure content transfer systems and methods to operate the same'2017 9,743,121'Methods and apparatus to conditionally authorize content delivery at broadcast headends in pay delivery systems'2017 9,485,469'Methods and apparatus to provide content on demand in content broadcast systems'2016 9,456,247'Method and system for changing communication parameters of a content delivery system based on feedback from user devices'2016 9,137,556'Method and system of building a wanted list queue for a user in a content distribution system'2015 8,996,421'Methods and apparatus to conditionally authorize content delivery at broadcast headends in pay delivery systems'2015 8,849,434'Methods and apparatus to control audio leveling in media presentation devices'2014 8,804,035'Method and system for communicating descriptive data in a television broadcast system'2014 8,775,319'Secure content transfer systems and methods to operate the same'2014 8,769,581'Backwards compatible real-time program guide capacity increase'2014 8,561,096'Distributed storage and processing of viewing usage data'2013 8,095,466'Methods and apparatus to conditionally authorize content delivery at content servers in pay delivery systems'2012 8,079,043'Service activation of set-top box functionality using broadcast conditional access system'2011 8,001,565'Methods and apparatus to conditionally authorize content delivery at receivers in pay delivery systems'2011 7,992,175'Methods and apparatus to provide content on demand in content broadcast systems'2011 7,801,303'Video on demand in a broadcast network'2010 7,707,609'System and method for dynamically scheduling quasi on-demand programming in a broadcast television network'2010 7,684,409'Efficient message delivery in a multi-channel uni-directional communications system'2010 7,661,119'Method and apparatus for providing non-resident program guide information to a media subscriber'2010 7,543,317'Service activation of set-top box functionality using broadcast conditional access system'2009 7,343,375'Collection and correlation over time of private viewing usage data'2008 7,191,461'Method and apparatus for adapting program guides to meet subscriber criteria'2007 7,036,137'Method and apparatus for providing unified program guide information to a media subscriber'2006 6,922,844'Method and apparatus for distinguishing program guides according to originating network'2005 6,694,518'Method and apparatus for carrying data across high definition analog component video interfaces'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2021Based in Santa Clarita, CA, US· patent location history

2005–2021Patents assigned to DIRECTV GROUP INC (27)· patent assignee history

2011–2016Patents assigned to DULAC STEPHEN P (10)· patent assignee history

2011–2016Patents assigned to KAHN RAYNOLD M (7)· patent assignee history

2011–2016Patents assigned to ARSENAULT ROBERT G (4)· patent assignee history

2012–2016Patents assigned to KLAUSS PETER M (4)· patent assignee history

2017Based in Santa Clara, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DIRECTV GROUP INC	27	2005–2021
DULAC STEPHEN Pself	10	2011–2016
KAHN RAYNOLD M	7	2011–2016
ARSENAULT ROBERT G	4	2011–2016
KLAUSS PETER M	4	2012–2016

Locations

Location	Patents	Span
Santa Clarita, California, US	27	2004–2021
Santa Clara, California, US	1	2017