Issued Patents All Time
Showing 76–100 of 102 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8307599 | Molded shingles with moisture guards for fasteners and with shingle alignment features | Gregory F. Jacobs | 2012-11-13 |
| D670007 | Shingle | — | 2012-10-30 |
| D670008 | Portion of a shingle | — | 2012-10-30 |
| D669602 | Portion of a shingle | — | 2012-10-23 |
| 8281520 | Hip, ridge or rake shingle | Joseph Quaranta, Stephen A. Koch, Gregory F. Jacobs, Karen L. Steele | 2012-10-09 |
| 7921605 | Roof structure with snow guard and method of installing | Gregory F. Jacobs | 2011-04-12 |
| 7921606 | Hip, ridge or rake shingle | Joseph Quaranta, Stephen A. Koch, Gregory F. Jacobs, Karen L. Steele | 2011-04-12 |
| D633221 | Shingle strip | Stephen A. Koch, Husnu M. Kalkanoglu, Gregory F. Jacobs | 2011-02-22 |
| D633222 | Shingle | Stephen A. Koch, Husnu M. Kalkanoglu, Gregory F. Jacobs | 2011-02-22 |
| 7874105 | Roof structure with snow guard and method of installing | Gregory F. Jacobs | 2011-01-25 |
| D611620 | Shingle | Husnu M. Kalkanoglu, Richard H. Krause, Joseph Quaranta, Kermit E. Stahl, Stephen A. Koch | 2010-03-09 |
| 7565971 | Package of specialty roofing materials, insert therefore and method of packaging | Anna Amatruda | 2009-07-28 |
| 7510622 | Method of making a shingle and shingle made thereby | Husnu M. Kalkanoglu, Richard H. Krause, Joseph Quaranta, Kermit E. Stahl | 2009-03-31 |
| D552267 | Shingle | Husnu M. Kalkanoglu, Richard H. Krause, Joseph Quaranta, Kermit E. Stahl, Stephen A. Koch | 2007-10-02 |
| 7118794 | Shingle with improved blow-off resistance | Husnu M. Kalkanoglu, Stephen A. Koch | 2006-10-10 |
| 6874289 | Starter strip shingle and roof having same | Stephen A. Koch, Husnu M. Kalkanoglu | 2005-04-05 |
| 6758019 | Shingle with improved blow-off resistance | Husnu M. Kalkanoglu, Stephen A. Koch | 2004-07-06 |
| 6237288 | Roofing shingle bearing release material with identifying indicia | George F. Wilkins, Michael J. Noone, Norman M. Robinson, Robert E. Oglesby | 2001-05-29 |
| 5951809 | Method of providing identifying indicia to a roofing shingle | George F. Wilkins, Michael J. Noone, Norman M. Robinson, Robert E. Oglesby | 1999-09-14 |
| 5950387 | Wind-resistant shingle and method of applying | Kermit E. Stahl, Husnu M. Kalkanoglu, R. Allan Snyder | 1999-09-14 |
| 5076365 | Down hole oil field clean-out method | — | 1991-12-31 |
| D317506 | Shingle | Husnuo M. Kalkanoglu, John Klein, Michael J. Noone, Kermit E. Stahl, Phillip H. Whitford | 1991-06-11 |
| D314628 | Shingle | Husnu M. Kalkanoglu, John Klein, Michael J. Noone, Kermit E. Stahl, Phillip H. Whitford | 1991-02-12 |
| D314439 | Shingle | Husnu M. Kalkanoglu, John Klein, Michael J. Noone, Kermit E. Stahl, Phillip H. Whitford | 1991-02-05 |
| 4838354 | Down hole oil field clean-out method | — | 1989-06-13 |