Inventor

David C. Collier

Inventor

Gilroy, CA, US

Overview

16→

Patents

1993–2010

Patent span

Physics

Primary field (CPC G)

Patents· 16 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television28%

G06FElectric digital data processing14%

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

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%

G06TImage data processing or generation, in general7%

G11BInformation storage based on relative movement between record carrier and transducer7%

H04HBroadcast communication7%

H04LTransmission of digital information, e.g. telegraphic communication7%

Y04SSystems integrating technologies related to power network operation, communication or information technologies for improving the electrical power generation, transmission, distribution, management or usage, i.e. smart grids7%

G06VImage or video recognition or understanding3%

PatentTitleYear

7,702,591'System and methods providing secure delivery of licenses and content'2010 7,620,244'Methods and systems for slant compensation in handwriting and signature recognition'2009 7,428,143'Tablet computer palette with extended bezel'2008 7,299,209'Method, apparatus and system for securely providing material to a licensee of the material'2007 7,051,004'System and methods providing secure delivery of licenses and content'2006 6,701,062'Generational copy control of a video signal'2004 6,360,000'Method and apparatus for watermark detection for specific scales and arbitrary shifts'2002 6,198,906'Method and apparatus for performing broadcast operations'2001 6,091,407'Method and apparatus for manifesting representations of scheduled elements in a broadcast environment'2000 6,049,332'Method and apparatus for the scheduling and ordering of elements in a multimedia environment'2000 5,646,750'Method and apparatus for compressing video in a manner characteristic of photographic film'1997 5,467,412'Correcting digitized signals to achieve specified output results for an image'1995 5,452,018'Digital color correction system having gross and fine adjustment modes'1995 5,412,773'Computerized interactive menu-driven video signal processing apparatus and method'1995 5,387,929'Method and apparatus for subject image tracking in high definition film-to-video color correction'1995 5,255,083'Digital color correction system and method'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to SONY CORP AMERICA (1)· patent assignee history

1993–2010Based in Gilroy, CA, US· patent location history

1995–2001Patents assigned to SONY ELECTRONICS INC (7)· patent assignee history

1997–2001Patents assigned to SONY CORP (4)· patent assignee history

2004–2010Patents assigned to MACROVISION CORP (4)· patent assignee history

2008–2009Patents assigned to MOTION COMPUTING INC (2)· patent assignee history

2008–2009Based in Austin, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SONY ELECTRONICS INC	7	1995–2001
MACROVISION CORP	4	2004–2010
SONY CORP	4	1997–2001
MOTION COMPUTING INC	2	2008–2009
SONY CORP AMERICA	1	1993

Locations

Location	Patents	Span
Gilroy, California, US	14	1993–2010
Austin, Texas, US	2	2008–2009