Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12288015 | Method of designing internal structure of foamed resin sound absorbing material, device of designing the same, and method of calculating acoustic characteristics of foamed resin sound absorbing material | Keisuke Yamakawa, Takashi Yamamoto | 2025-04-29 |