Steffen Kelch
23Patents
3h-index
29Co-inventors
59Inventor score
Filing activity: Oct 10, 2008 → May 28, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9822289B2 | Two component polyurethane composition | Chemistry; Metallurgy | 5 | Active |
| US9896609B2 | Two component polyurethane composition | Performing Operations; Transporting | 3 | Active |
| US9914862B2 | Structural polyurethane adhesive | Chemistry; Metallurgy | 3 | Active |
| US9683152B2 | Structural polyurethane adhesive | Emerging Cross-Sectional Technologies | 3 | Active |
| US10899926B2 | Curable composition | Chemistry; Metallurgy | 3 | Active |
| US9637668B2 | Structural polyurethane adhesive having a low glass transition temperature | Chemistry; Metallurgy | 2 | Active |
| US10428252B2 | Two-component composition | Chemistry; Metallurgy | 2 | Active |
| US9856374B2 | Two-component composition | Chemistry; Metallurgy | 2 | Active |
| US9587152B2 | Two-component polyurethane compositions, in particular suitable for use as tough structural adhesives or as potting compounds | Emerging Cross-Sectional Technologies | 1 | Active |
| US11795354B2 | Epoxy resin adhesive with high compressive strength | Chemistry; Metallurgy | 1 | Active |
| US9822279B2 | Two-component compositions based on silane-functional polymers | Chemistry; Metallurgy | 1 | Active |
| US11680131B2 | Two-component polyurethane composition | Chemistry; Metallurgy | 0 | Active |
| US9890308B2 | Structural polyurethane adhesive | General | 0 | Revoked |
| US12116316B2 | Slag-containing polymer concrete and grouting mortar | Emerging Cross-Sectional Technologies | 0 | Active |
| US11149106B2 | Two-component polyurethane adhesive having substantially temperature-independent mechanical properties and high strength | Chemistry; Metallurgy | 0 | Active |
| US12037288B2 | Polyurethane-based polymer concretes and grouting mortars | Emerging Cross-Sectional Technologies | 0 | Active |
| US12304862B2 | Conductive mortar | Emerging Cross-Sectional Technologies | 0 | Active |
| US10189938B2 | Polyurea composition | Chemistry; Metallurgy | 0 | Active |
| US9809732B2 | Two-component polyurethane compositions, in particular suitable for use as viscoplastic structural adhesives | Emerging Cross-Sectional Technologies | 0 | Active |
| US10059863B2 | Structural polyurethane adhesive | Emerging Cross-Sectional Technologies | 0 | Active |
| US9834639B2 | Curing agent for moisture-curing compositions | Chemistry; Metallurgy | 0 | Active |
| US8124691B2 | Shape memory polymer with polyester and polyacrylate segments and process for its production and programming | Chemistry; Metallurgy | 0 | Active |
| US10563103B2 | Hydrophobic and highly elastic two-component polyurethane composition having mechanical properties and adhesive properties not dependent on temperature | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.