Andreas Lindert
19Patents
14h-index
8Co-inventors
71Inventor score
Filing activity: Nov 28, 1980 → Mar 26, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4457790A | Treatment of metal with group IV B metal ion and derivative of polyalkenylphenol | Chemistry; Metallurgy | 66 | Expired |
| US4433015A | Treatment of metal with derivative of poly-4-vinylphenol | Performing Operations; Transporting | 48 | Expired |
| US4517028A | Treatment of metal with derivative of poly-alkenylphenol | Performing Operations; Transporting | 45 | Expired |
| US5298289A | Polyphenol compounds and treatment and after-treatment of metal, plastic and painted surfaces therewith | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4376000A | Composition for and method of after-treatment of phosphatized metal surfaces | Chemistry; Metallurgy | 32 | Expired |
| US4963596A | Treatment and after-treatment of metal with carbohydrate-modified polyphenol compounds | Chemistry; Metallurgy | 32 | Expired |
| US5266410A | Treatment and after-treatment of metal with polyphenol compounds | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5116912A | Polyphenolic compounds and uses thereof | Chemistry; Metallurgy | 21 | Expired |
| US4970264A | Treatment and after-treatment of metal with amine oxide-containing polyphenol compounds | Chemistry; Metallurgy | 19 | Expired |
| US4944812A | Tannin mannich adducts for improving corrosion resistance of metals | Chemistry; Metallurgy | 18 | Expired |
| US5039770A | Treatment and after-treatment of metal with polyphenol compounds | Chemistry; Metallurgy | 18 | Expired |
| US5068299A | Carbodohydrate-modifed polyphenol compounds and compositions containing them | Chemistry; Metallurgy | 16 | Expired |
| US5891952A | Aqueous compositions containing polyphenol copolymers and processes for their preparation | Chemistry; Metallurgy | 14 | Expired |
| US5063089A | Hydroxylamine or amine oxide containing polyphenolic compounds and uses thereof | Chemistry; Metallurgy | 14 | Expired |
| US6361622B1 | Process for coating and/or touching up coatings on metal surfaces | Chemistry; Metallurgy | 8 | Expired |
| US6172123A | Demulsifiers for separating oil and water mixtures | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4532309A | Water-based epoxy resins stable to hydrolysis | Chemistry; Metallurgy | 4 | Expired |
| USRE40406E1 | Process for coating and/or touching up coatings on metallic surfaces | General | 4 | Expired |
| US4465816A | Stable water-borne epoxy resin | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.