GM

George W. Mehrer

CE Certainteed: 19 patents #27 of 431Top 7%
Overall (All Time): #242,118 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6715252 Composite shingle having shading zones in different planes Kermit E. Stahl, Michael J. Noone 2004-04-06
6523316 Composite shingle having shading zones in different planes Kermit E. Stahl, Michael J. Noone 2003-02-25
6305138 Composite shingle having shading zones in different planes Kermit E. Stahl, Michael J. Noone 2001-10-23
6195951 Composite shingle having shading zones in different planes Kermit E. Stahl, Michael J. Noone 2001-03-06
5901517 Composite shingle having shading zones in different planes Kermit E. Stahl, Michael J. Noone 1999-05-11
D388195 Shingle Marcia G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1997-12-23
5660014 Composite shingle having shading zones in different planes Kermit E. Stahl, Michael J. Noone 1997-08-26
D376660 Shingle Marcia G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1996-12-17
D375563 Shingle Marcia G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1996-11-12
5501056 Process for roofing with an 18 inch shingle Marcia G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1996-03-26
5426902 Composite shingle having shading zones in different planes Kermit E. Stahl, Michael J. Noone 1995-06-27
5421134 Roofing shingle Marcia G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1995-06-06
5400558 Roofing shingle square Marcia G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1995-03-28
5375491 Roofing shingle Marcia G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1994-12-27
5287669 Roofing shingle Marcia G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1994-02-22
D340294 Design for a tab portion of a shingle Marcia G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1993-10-12
D336347 Tab portion of a shingle Marica G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1993-06-08
5209802 Method of making a multi-layer shingle Marcia G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1993-05-11
5181361 Multi-layer shingle Marcia G. Hannah, Michael J. Noone, Kermit E. Stahl, Joseph Quaranta 1993-01-26