Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5736475 | Mineral fiber product containing polymeric material | Steven H. Williams, James W. Scott, Randall M. Haines, Ralph D. McGrath | 1998-04-07 |
| 5614132 | Method for manufacturing a mineral fiber product | Steven H. Williams, James W. Scott, Randall M. Haines | 1997-03-25 |
| 5490961 | Method for manufacturing a mineral fiber product | Steven H. Williams, James W. Scott, Randall M. Haines, Ralph D. McGrath | 1996-02-13 |
| 5458822 | Method for manufacturing a mineral fiber product | Steven H. Williams, James W. Scott, Randall M. Haines | 1995-10-17 |
| 5009932 | Method and apparatus for impregnating a porous substrate with foam | Paul A. Klett, Steven B. Stahl | 1991-04-23 |
| 5008131 | Method and apparatus for impregnating a porous substrate with foam | — | 1991-04-16 |
| 4909817 | Apparatus and method for the manufacture of loose fibrous mineral material | Gurdev S. Gill | 1990-03-20 |
| 4570859 | Foam dispenser for glass mat substrate | Paul A. Klett, Mark Allan Granger | 1986-02-18 |
| 4508673 | Molding of glass wool with wrinkle-free surface | Steven B. Stahl, George M. Naul | 1985-04-02 |