Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7676054 | Contoured passive radiator and loudspeaker incorporating same | J. Dwidjaja Setiabudi, Adisusanto, Setiawan Yusran, Andi Sudaryono, Hadi Prayitno +1 more | 2010-03-09 |