Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10060126 | Starter strip | — | 2018-08-28 |
| 10011990 | Laminated air circulation board | — | 2018-07-03 |
| 8522508 | Flashing support cant for a wall assembly and associated method | — | 2013-09-03 |
| 8011145 | Segmented joint for masonry construction | Steven E. Schaefer | 2011-09-06 |
| 7568314 | Flashing kit for wall penetrations | — | 2009-08-04 |
| 7526897 | J-channel backer material | — | 2009-05-05 |
| D580260 | Masonry tie for cavity wall construction | Steven E. Schaefer | 2008-11-11 |
| 7421826 | Air circulation board for cavity wall construction | Steven E. Schaefer | 2008-09-09 |
| D563215 | Masonry tie for cavity wall construction | Steven E. Schaefer | 2008-03-04 |
| 6964136 | Flashing and weep apparatus for masonry wall window and door installations | Steven E. Schaefer | 2005-11-15 |
| 5997099 | Hopper | — | 1999-12-07 |
| 5685290 | Combustion air kit | Alfred J. Berger, Jr. | 1997-11-11 |