Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10764549 | Method and device of converting a high dynamic range version of a picture to a standard-dynamic-range version of said picture | Pierre Andrivon, Philippe Bordes, Franck Hiron, Masaru Yamamoto, Gary Donnan | 2020-09-01 |
| 10121509 | Optical disc authentication by interferometric fingerprinting | Alan Bruce Hamersley, Holger Hofmann | 2018-11-06 |
| 10104354 | Method and device of converting a high-dynamic-range version of a picture to a standard-dynamic-range version of said picture | Pierre Andrivon, Philippe Bordes, Franck Hiron, Masaru Yamamoto, Gary Donnan | 2018-10-16 |
| 9117487 | Method and system for disc authentication and security | Holger Hofmann, Alan Bruce Hamersley | 2015-08-25 |
| 9076483 | DVD replications system and method | Alan Bruce Hamersley, Holger Hofmann | 2015-07-07 |
| 9025426 | Optical disc with pre-recorded and recordable regions and method of forming the disc | Alan Bruce Hamersley, Holger Hofmann | 2015-05-05 |
| 9019807 | Optical disc with pre-recorded and recordable regions and method of forming the disc | Alan Bruce Hamersley, Holger Hofmann | 2015-04-28 |
| 8792321 | Optical disc with pre-recorded and recordable regions and method of forming the disc | Alan Bruce Hamersley, Holger Hofmann | 2014-07-29 |
| 8722168 | Data disc, method and system of forming the disc | Patrick Byrne, Thomas Hartmann, Alan Bruce Hamersley | 2014-05-13 |
| 8675466 | Optical disc with pre-recorded and recordable regions and methods of forming the disc | Alan Bruce Hamersley, Holger Hofmann | 2014-03-18 |
| 8623486 | Hybrid disc, method and system of forming the disc | Patrick Byrne, Alan Bruce Hamersley | 2014-01-07 |
| 8379501 | Disc authentication by grayscale image | Holger Hofmann, Alan Bruce Hamersley | 2013-02-19 |
| 8339928 | Single-sided pre-recorded dual-layer DVD disc functioning as a dual-sided pre-recorded DVD | Mark Timothy Turnage | 2012-12-25 |
| 7928865 | Method and apparatus for embedding second code into optical disc data by data modulation rule variation | Holger Hofmann, Alan Bruce Hamersley | 2011-04-19 |
| 7269123 | Wavelength selective coatings for optical disc security | Nigel Abraham, Mark Timothy Turnage, Patrick Byrne | 2007-09-11 |