Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8590669 | Sound attenuating device using an embedded layer for acoustical tuning | Michael Sargent, Chuck Zupan | 2013-11-26 |
| 8418806 | Sound attenuating device using an embedded layer for acoustical tuning | Michael Sargent, Chuck Zupan | 2013-04-16 |
| 7566475 | Acoustic insulator with controlled airflow resistance and method of making same | Terence Connelly, Paul Deacon, Jean-Jacques Katz, Kenneth R. Parrish | 2009-07-28 |
| 7264685 | Method of manufacturing a composite shoddy | Jean-Jacques Katz, Kenneth R. Parrish, Theodore J. Peterson | 2007-09-04 |
| 7115225 | Pseudo insert molding for trim parts using polyurethane spray process | Kenneth R. Parrish, Jean-Jacques Katz, Gordon Ebbitt | 2006-10-03 |
| RE39010 | Lightweight acoustical system | Laura E. Gish, Liangyu Huang, Gordon Ebbitt, David A. Boyles | 2006-03-14 |
| 6296075 | Lightweight acoustical system | Laura E. Gish, Liangyu Huang, Gordon Ebbitt, David A. Boyles | 2001-10-02 |
| 4200171 | End cap and suspension means for acoustical ceiling baffle | Merritt W. Seymour, Gary Steffy | 1980-04-29 |