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Inventor

John Matthew Town

Inventor
Ojai, CA, US

Overview

16→
Patents
2007–2020
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.

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer52%
G06FElectric digital data processing8%
G06TImage data processing or generation, in general8%
G09GArrangements or circuits for control of indicating devices using static means to present variable information8%
H04NPictorial communication, e.g. television8%
Y10TTechnical subjects covered by former us classification8%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes4%
G07FCoin-freed or like apparatus4%
PatentTitleYear
10,764,549Method and device of converting a high dynamic range version of a picture to a standard-dynamic-range version of said picture202010,121,509Optical disc authentication by interferometric fingerprinting201810,104,354Method and device of converting a high-dynamic-range version of a picture to a standard-dynamic-range version of said picture20189,117,487'Method and system for disc authentication and security'20159,076,483'DVD replications system and method'20159,025,426'Optical disc with pre-recorded and recordable regions and method of forming the disc'20159,019,807'Optical disc with pre-recorded and recordable regions and method of forming the disc'20158,792,321'Optical disc with pre-recorded and recordable regions and method of forming the disc'20148,722,168'Data disc, method and system of forming the disc'20148,673,421'Data disc, method and system of forming the disc'20148,675,466'Optical disc with pre-recorded and recordable regions and methods of forming the disc'20148,623,486'Hybrid disc, method and system of forming the disc'20148,379,501'Disc authentication by grayscale image'20138,339,928'Single-sided pre-recorded dual-layer DVD disc functioning as a dual-sided pre-recorded DVD'20127,928,865'Method and apparatus for embedding second code into optical disc data by data modulation rule variation'20117,269,123'Wavelength selective coatings for optical disc security'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007–2020Based in Ojai, CA, US· patent location history
2011–2018Patents assigned to THOMSON LICENSING (12)· patent assignee history
2012–2015Patents assigned to TOWN JOHN MATTHEW (6)· patent assignee history
2013–2015Patents assigned to HAMERSLEY ALAN BRUCE (5)· patent assignee history
2013–2015Patents assigned to HOFMANN HOLGER (3)· patent assignee history
2014Patents assigned to BYRNE PATRICK J (2)· patent assignee history
2014Based in Ojal, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
THOMSON LICENSING122011–2018
TOWN JOHN MATTHEWself62012–2015
HAMERSLEY ALAN BRUCE52013–2015
HOFMANN HOLGER32013–2015
BYRNE PATRICK J22014
Locations
LocationPatentsSpan
Ojai, California, US142007–2020
Ojal, California, US22014