 Total Patents | | 86 989.0 | 102 749.0 | 104 713.0 | 108 587.0 | 118 599.0 | 132 474.0 | 144 904.0 | 154 415.0 | 159 891.0 | 150 267.0 | 156 624.0 | 172 191.0 | 188 385.0 | 196 349.0 | 206 948.0 | 207 806.0 | 218 227.0 | 232 491.0 | 240 696.0 | .. |
| Total Patents | Selected environment-related technologies | | 5 064.0 | 5 900.0 | 6 352.0 | 6 670.0 | 7 269.0 | 8 560.0 | 9 890.0 | 11 596.0 | 13 558.0 | 14 221.0 | 16 674.0 | 19 727.0 | 21 524.0 | 20 969.0 | 20 126.0 | 17 849.0 | 17 057.0 | 16 769.0 | 9 617.0 | .. |
| Selected environment-related technologies | Climate change mitigation technologies related to buildings | | 331.0 | 405.0 | 454.0 | 546.0 | 515.0 | 704.0 | 844.0 | 1 016.0 | 1 276.0 | 1 410.0 | 1 729.0 | 1 845.0 | 2 138.0 | 1 976.0 | 1 917.0 | 1 756.0 | 1 518.0 | 1 462.0 | 529.0 | .. |
| Climate change mitigation technologies related to energy generation, transmission or distribution | | 828.0 | 1 012.0 | 1 228.0 | 1 363.0 | 1 639.0 | 1 896.0 | 2 509.0 | 3 123.0 | 4 339.0 | 5 343.0 | 6 698.0 | 7 909.0 | 8 287.0 | 7 360.0 | 6 299.0 | 5 364.0 | 4 931.0 | 4 514.0 | 1 627.0 | .. |
| Capture, storage, sequestration or disposal of greenhouse gases | | 81.0 | 88.0 | 91.0 | 99.0 | 92.0 | 105.0 | 153.0 | 188.0 | 274.0 | 293.0 | 372.0 | 351.0 | 391.0 | 406.0 | 321.0 | 340.0 | 294.0 | 220.0 | 58.0 | .. |
| Environmental management | | 2 622.0 | 2 963.0 | 3 063.0 | 3 093.0 | 3 349.0 | 3 945.0 | 4 228.0 | 4 799.0 | 5 117.0 | 4 810.0 | 5 120.0 | 6 102.0 | 6 402.0 | 6 312.0 | 6 373.0 | 6 105.0 | 6 130.0 | 6 110.0 | 5 559.0 | .. |
| Climate change mitigation technologies related to transportation | | 716.0 | 861.0 | 906.0 | 1 045.0 | 1 275.0 | 1 626.0 | 1 980.0 | 2 533.0 | 2 857.0 | 2 750.0 | 3 359.0 | 4 565.0 | 5 285.0 | 5 277.0 | 5 276.0 | 4 040.0 | 3 420.0 | 3 395.0 | 1 159.0 | .. |
| Water-related adaptation technologies | | 176.0 | 242.0 | 223.0 | 209.0 | 249.0 | 306.0 | 349.0 | 363.0 | 417.0 | 418.0 | 473.0 | 545.0 | 583.0 | 826.0 | 990.0 | 684.0 | 692.0 | 703.0 | 593.0 | .. |
| Climate change mitigation technologies in the production or processing of goods | | 1 082.0 | 1 178.0 | 1 345.0 | 1 348.0 | 1 382.0 | 1 410.0 | 1 610.0 | 1 855.0 | 2 118.0 | 2 142.0 | 2 308.0 | 2 562.0 | 2 778.0 | 2 898.0 | 2 827.0 | 2 590.0 | 2 678.0 | 2 780.0 | 888.0 | .. |
| Climate change mitigation technologies related to wastewater treatment or waste management | | 411.0 | 469.0 | 444.0 | 470.0 | 518.0 | 586.0 | 666.0 | 627.0 | 718.0 | 713.0 | 787.0 | 903.0 | 988.0 | 935.0 | 903.0 | 885.0 | 854.0 | 758.0 | 287.0 | .. |