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 | |||||||||||
| Indonesia | 157 | 235 | 508 | 533 | 663 | 702 | 1,058 | 1,101 | 2,271 | 1,407 | 3,093 | 1,309 | 1,397 | ||
| Lao PDR | 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 |
| Vietnam | 58 | 34 | 180 | 306 | 300 | 382 | 443 | 487 | 582 | 560 | 592 | 646 | 720 | 1,021 | 1,066 |