Lee R. Harper
13Patents
8h-index
11Co-inventors
69Inventor score
Filing activity: Jul 23, 1979 → Jan 14, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5093391A | Multi-component coating composition comprising an anhydride containing polymer, a glycidyl component and an acid functional component | Chemistry; Metallurgy | 60 | Expired |
| US5206295A | Coating composition comprising an anhydride-containing polymer and a structured epoxy-containing polymer | Chemistry; Metallurgy | 52 | Expired |
| US4423165A | Water-borne coating composition made from epoxy resin, first polymeric acid, tertiary amine and second polymeric acid | Chemistry; Metallurgy | 42 | Expired |
| US5017435A | Multi-component coating composition comprising an anhydride containing polymer, a glycidyl component and a monomeric or oligomeric anhydride component | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4388372A | Durable antisoiling coatings for textile filaments | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4325857A | Durable antisoling coatings for textile filaments | Textiles; Paper | 31 | Expired |
| US5227201A | Low VOC clear coating composition for basecoat clear coat finish | Performing Operations; Transporting | 11 | Expired |
| US5331050A | Low VOC clear epoxy acrylic coating composition for basecoat clear coat finish | Performing Operations; Transporting | 10 | Expired |
| US4267288A | Epoxy-urethanes based on copolyesters | Chemistry; Metallurgy | 8 | Expired |
| US5215783A | Low VOC clear epoxy acrylic coating composition for basecoat clear finish | Performing Operations; Transporting | 7 | Expired |
| US5837353A | Low VOC refinish coating composition | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5367004A | Ambient curing water-borne compositions comprising half esters of anhydride polymers crosslinked by epoxies | Chemistry; Metallurgy | 5 | Expired |
| US6426148B1 | Oligomeric epoxy/isocyanate systems | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.