Kermit E. Stahl
50Patents
32h-index
16Co-inventors
85Inventor score
Filing activity: Jul 15, 1983 → Jun 4, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5950387A | Wind-resistant shingle and method of applying | Emerging Cross-Sectional Technologies | 130 | Expired |
| US5426902A | Composite shingle having shading zones in different planes | Fixed Constructions | 121 | Expired |
| US5181361A | Multi-layer shingle | Fixed Constructions | 119 | Expired |
| US5660014A | Composite shingle having shading zones in different planes | Fixed Constructions | 104 | Expired |
| US5209802A | Method of making a multi-layer shingle | Emerging Cross-Sectional Technologies | 103 | Expired |
| USD309027S | Tab portion of a shingle | General | 97 | Expired |
| USD366124S | Tab portion of a shingle | General | 84 | Expired |
| US5421134A | Roofing shingle | Emerging Cross-Sectional Technologies | 79 | Expired |
| US6523316B2 | Composite shingle having shading zones in different planes | Fixed Constructions | 72 | Expired |
| US6010589A | Method of making laminated shingles | Emerging Cross-Sectional Technologies | 66 | Expired |
| USD340294S | Design for a tab portion of a shingle | General | 63 | Expired |
| US6044608A | Laminated shingle | Fixed Constructions | 63 | Expired |
| US5901517A | Composite shingle having shading zones in different planes | Fixed Constructions | 63 | Expired |
| US5287669A | Roofing shingle | Emerging Cross-Sectional Technologies | 60 | Expired |
| US6038826A | Stack and package of laminated shingles | Fixed Constructions | 59 | Expired |
| US6467235B2 | Method and apparatus for making a thick-appearing shingle | Emerging Cross-Sectional Technologies | 56 | Expired |
| USD376660S | Shingle | General | 54 | Expired |
| USD375563S | Shingle | General | 53 | Expired |
| US7510622B2 | Method of making a shingle and shingle made thereby | Emerging Cross-Sectional Technologies | 51 | Active |
| USD300257S | Butt segment of a shingle | General | 50 | Expired |
| USD388195S | Shingle | General | 49 | Expired |
| US5271201A | Hip or ridge shingle | Fixed Constructions | 49 | Expired |
| US5501056A | Process for roofing with an 18 inch shingle | Emerging Cross-Sectional Technologies | 49 | Expired |
| US5375491A | Roofing shingle | Emerging Cross-Sectional Technologies | 48 | Expired |
| USD317506S | Shingle | General | 44 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.