Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8881655 | Projectile with strike point marking | Cheng Hok Aw, Boon Siong Chong, Kar Hin Cheang, Chun Kang Koh | 2014-11-11 |
| 8869701 | Cartridged projectile | Cheng Hok Aw, Chee Keong Yak, Soo Chew Sie | 2014-10-28 |