Grannis S. Johnson
14Patents
7h-index
16Co-inventors
63Inventor score
Filing activity: Jul 18, 1979 → Sep 15, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5874490A | Aqueous self-dispersible epoxy resin based on epoxy-amine adducts | Chemistry; Metallurgy | 20 | Expired |
| US4391645A | Additives for cementitious materials | Chemistry; Metallurgy | 19 | Expired |
| US5525125A | Process for fixing dyes in textile materials | Textiles; Paper | 17 | Expired |
| US4441929A | Superplasticizers for cementitious compositions | Chemistry; Metallurgy | 10 | Expired |
| US5464452A | Process for fixing dyes in textile materials | Textiles; Paper | 8 | Expired |
| US4879414A | Polythiols and use as epoxy resin curing agents | Chemistry; Metallurgy | 8 | Expired |
| US5648409A | Aqueous self-dispersible epoxy resin based on epoxy-amine adducts containing aromatic polyepoxide | Chemistry; Metallurgy | 8 | Expired |
| US4927902A | Polythiols and use as epoxy resin curing agents | Chemistry; Metallurgy | 7 | Expired |
| US5760108A | Self-dispersing curable epoxy resin esters, dispersions thereof and coating compositions made therefrom | Chemistry; Metallurgy | 5 | Expired |
| US6225398A | Aqueous dispersions of polymers | Chemistry; Metallurgy | 5 | Expired |
| US4501594A | Anionic polyhydroxy polyphenyl compounds as dispersants for aqueous slurries of carbonaceous materials | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4275906A | Pressure sensitive recording sheets | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6680347B1 | Self-dispersible epoxide/surfactant coating compositions | Physics | 0 | Expired |
| US4440577A | Polyhydroxy polyphenyl compounds as additives for cementitious materials | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.