Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684278 | Acoustical ceramic panel and method | Robert D. Yasukawa, James Perry Woolley | 1997-11-04 |
| 5594216 | Jet engine sound-insulation structure | Robert D. Yasukawa, James Perry Woolley | 1997-01-14 |