| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Taiwan | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | United States | 2 | |
| #5 | Australia | 1 | |
| #6 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Special information storage | |
| #2 | Analysing materials | |
| #3 | Time-interval measuring |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wilhelmson Ulf | 7 |
| #2 | Barchan Jan | 4 |
| #3 | Joensson Lars | 2 |
| #4 | Bergstrom Hakan | 2 |
| #5 | Jonsson Lars | 2 |
| #6 | Barhan Jan | 1 |
| #7 | Bergstroem Haakan | 1 |
| #8 | Bergstroem Hakan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0907952A1 | Method of providing an optical data carrier with identity information | |
| EP0897533A1 | Device and method for measuring birefringence in an optical data carrier |