Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8636076 | Method of firestopping a through-penetration using a fusible inorganic blended-fiber web | George W. Frost, Ernst Schmidt | 2014-01-28 |
| 8343400 | Methods of making inorganic fiber webs | George W. Frost | 2013-01-01 |
| 8178177 | Duct wrap and method for fire protecting a duct | George W. Frost, John T. Brady | 2012-05-15 |
| 8146305 | Pass-through firestop apparatus and methods | — | 2012-04-03 |
| 8024900 | Pass-through firestop apparatus and methods | — | 2011-09-27 |
| 7665256 | Method and apparatus for firestopping a through-penetration | Stephen A. Miller | 2010-02-23 |
| 7114303 | Cover assembly for a through-penetration | Stephen A. Miller, Matthew D. Reier | 2006-10-03 |
| 7070653 | Method of providing a fire barrier and article therefor | George W. Frost, George F. Vesley, Biing-Huel D. Su | 2006-07-04 |
| 6928777 | Method and apparatus for firestopping a through-penetration | — | 2005-08-16 |
| 6368670 | Method of providing a fire barrier and article therefor | George W. Frost, George F. Vesley, Biing-Huei D. Su | 2002-04-09 |