Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622464 | Screw with increased driving resistance at proper depth | Michael C. Dill, James W. McElderry | 1997-04-22 |
| 5605018 | Flexible roof end cap | James W. McElderry, Michael C. Dill, John A. Wand, John Fox | 1997-02-25 |
| 5469671 | Roof perimeter composite securing element and method of installing | Frederick A. Kish, Syed R. Hasan, Craig A. Hindman | 1995-11-28 |
| 5419867 | Method of making roofing battens | Donald L. Van Erden, Parimal M. Vadhar, John P. Wojcik | 1995-05-30 |
| 5349804 | Method of forming a building structure incorporating a seamless tube useful to make roofing battens and related method | Donald L. Van Erden, Parimal M. Vadhar, John P. Wojcik | 1994-09-27 |
| 5319908 | Seamless tube useful to make roofing battens for incorporation within a building structure system | Donald L. Van Erden, Parimal M. Vadhar, John P. Wojcik | 1994-06-14 |
| 5309685 | Roof perimeter composite securing element and method of installing | Frederick A. Kish, Syed R. Hasan, Craig A. Hindman | 1994-05-10 |
| 5242736 | Seamless tube useful to make roofing battens and related method | Donald L. Van Erden, Parimal M. Vadhar, John P. Wojcik | 1993-09-07 |
| 5161342 | Fastening system | Syed R. Hasan, Robert H. Jenkins, Jr., Frederick A. Kish | 1992-11-10 |
| 5139379 | Roofing fastener, improved screw therefor, and improved washer therefor | Syed R. Hasan, Craig A. Hindman, Ernest S. Santi, John R. Beach | 1992-08-18 |
| D294755 | Container for vacuum cleaner accessories | John R. Lackner, J. Parks Newby, Sr. | 1988-03-15 |
| 4653638 | Container for tool accessories | John R. Lackner, J. Parks Newby, Sr. | 1987-03-31 |
| 4522312 | Container and associated latch structure | William W. Ward | 1985-06-11 |