Patent applications are worldwide patent applications filed through the Patent Cooperation Treaty procedure or with a national patent office.
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Brunei Darussalam | 20 | 20 | 26 | 16 | 8 | 26 | 8 | 5 | 2 | ||||||
| Cambodia | 1 | 2 | 3 | 1 | |||||||||||
| China | 5,832 | 25,346 | 93,485 | 2,93,066 | 4,15,829 | 5,35,313 | 7,04,936 | 8,01,135 | 9,68,252 | 12,04,981 | 12,45,709 | 13,93,815 | 12,43,568 | 13,44,817 | 14,26,644 |
| Indonesia | 157 | 235 | 508 | 533 | 663 | 702 | 1,058 | 1,101 | 2,271 | 1,407 | 3,093 | 1,309 | 1,397 | ||
| Japan | 3,33,230 | 3,87,364 | 3,67,960 | 2,90,081 | 2,87,580 | 2,87,013 | 2,71,731 | 2,65,959 | 2,58,839 | 2,60,244 | 2,60,292 | 2,53,630 | 2,45,372 | 2,27,348 | 2,22,452 |
| Republic of Korea | 9,082 | 72,831 | 1,22,188 | 1,31,805 | 1,38,034 | 1,48,136 | 1,59,978 | 1,64,073 | 1,67,275 | 1,63,424 | 1,59,084 | 1,62,561 | 1,71,603 | 1,80,477 | 1,86,245 |
| Lao People’s Democratic Republic | 3 | 1 | 1 | 1 | 3 | 1 | |||||||||
| Malaysia | 92 | 206 | 522 | 1,231 | 1,076 | 1,114 | 1,199 | 1,353 | 1,272 | 1,109 | 1,166 | 1,116 | 1,071 | 989 | 883 |
| Philippines | 147 | 154 | 210 | 170 | 186 | 162 | 220 | 334 | 375 | 327 | 323 | 529 | 501 | 476 | 490 |
| Singapore | 516 | 569 | 895 | 1,056 | 1,081 | 1,143 | 1,303 | 1,469 | 1,601 | 1,609 | 1,575 | 1,727 | 1,778 | 2,024 | |
| Thailand | 73 | 561 | 891 | 1,214 | 927 | 1,020 | 1,572 | 1,006 | 1,029 | 1,098 | 979 | 904 | 865 | 863 | 867 |
| Viet Nam | 58 | 34 | 180 | 306 | 300 | 382 | 443 | 487 | 582 | 560 | 592 | 646 | 720 | 1,021 | 1,066 |