SONY DADC AUSTRIA AG
46Patents
36Active
46Granted
51Portfolio score
Filing activity: Mar 18, 1997 → Jul 11, 2014 · 23 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6535858B1 | Optical disc copy management system | Physics | 60 | Expired |
| USD609563S1 | Packaging for optical disc | General | 15 | Expired |
| US5697499A | Package for disc | Physics | 10 | Expired |
| US8717857B2 | Method for copy protection | Electricity | 4 | Active |
| US9176030B2 | Substrate and target plate | Emerging Cross-Sectional Technologies | 4 | Active |
| US9136099B2 | Method and substrates for forming crystals | Emerging Cross-Sectional Technologies | 4 | Active |
| US9586810B2 | Polymeric substrate having an etched-glass-like surface and a microfluidic chip made of said polymeric substrate | Emerging Cross-Sectional Technologies | 4 | Active |
| US7802385B2 | Inlay cards and method for its manufacture | Physics | 3 | Active |
| US6987718B2 | Optical disc copy prevention system | Physics | 3 | Expired |
| US8185918B2 | Method and system for managing access to add-on data files | Physics | 3 | Active |
| US7924660B2 | Optical data carrier | Physics | 2 | Active |
| US7680023B2 | Record medium with different latencies | Physics | 2 | Expired |
| US8000179B2 | Optical disc including two different sets of sectors having identical IDs | Physics | 2 | Active |
| US7773495B2 | Disc signature for disc authentication | Physics | 2 | Active |
| US7532558B2 | Data recording method and data recording medium | Physics | 2 | Expired |
| US9038057B2 | Method for replacing an illegitimate copy of a software program with a legitimate copy and corresponding system | Physics | 1 | Active |
| US8649513B2 | Method for converting non copy protected data into copy protected data | Electricity | 1 | Active |
| US8127921B2 | Package for an optical storage medium | Emerging Cross-Sectional Technologies | 1 | Active |
| US8356355B2 | DVD copy protection | Physics | 1 | Active |
| US8888278B2 | Apparatus for eyesight enhancement, method for calibrating an apparatus and computer program | Physics | 0 | Active |
| US8079516B2 | Method for tracking a sales channel of a merchandise item | Physics | 0 | Active |
| US8429345B2 | Method, control logic and system for detecting a virtual storage volume and data carrier | Physics | 0 | Active |
| US8441898B2 | Method and devices for copy protection, copy protected record carrier | Physics | 0 | Active |
| US8374064B2 | Method and devices for copy protection, copy protected record carrier | Physics | 0 | Active |
| US9263085B2 | Method for copy protection | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.