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Number of telecommunications patent applications to the EPO (Per million of inhabitants)
| 2000 | 2005 | 2010 | 2011 | 2012 |
| Baden-Württemberg | 37,93 | 33,94 | 24,07 | 26,75 | 20,88 |
| Bayern | 52,62 | 33,54 | 29,52 | 27,00 | 16,27 |
| Berlin | 20,25 | 16,36 | 12,95 | 16,32 | 8,06 |
| Niedersachsen | 15,07 | 9,60 | 6,84 | 5,05 | 3,03 |
| Hamburg | 9,87 | 4,96 | 5,14 | 7,57 | 4,40 |
| Nordrhein-Westfalen | 15,03 | 12,58 | 9,83 | 8,74 | 6,04 |
| Rheinland-Pfalz | 9,24 | 5,56 | 3,14 | 4,05 | 0,92 |
| Sachsen-Anhalt | 0,88 | 0,80 | 0,35 | 1,43 | 0,22 |
| Saarland | 2,69 | 1,97 | 1,06 | 0,49 | 0,78 |
| Hessen | 17,17 | 10,82 | 9,55 | 15,18 | 7,66 |
| Mecklenburg-Vorpommern | 0,56 | 3,01 | 0,15 | 0,35 | 0,12 |
| Brandenburg | 6,88 | 7,32 | 4,38 | 7,36 | 3,76 |
| Bremen | 4,96 | 7,39 | 4,79 | 12,37 | 3,68 |
| Sachsen | 4,52 | 4,13 | 5,00 | 4,00 | 1,53 |
| Schleswig-Holstein | 4,69 | 4,44 | 1,59 | 2,39 | 1,44 |
| Thüringen | 4,10 | 3,87 | 5,24 | 4,26 | 1,58 |