Ellen Schmidt Baker
42Patents
17h-index
79Co-inventors
84Inventor score
Filing activity: Oct 24, 1986 → Oct 29, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5574179A | Concentrated biodegradable quaternary ammonium fabric softener compositions and compouds containing intermediate iodine value unsaturated fatty acid chains | Chemistry; Metallurgy | 102 | Expired |
| US4915854A | Ion-pair complex conditioning agent and compositions containing same | Chemistry; Metallurgy | 62 | Expired |
| US5545350A | Concentrated fabric softener compositions containing biodegradable fabric softeners | Chemistry; Metallurgy | 58 | Expired |
| US7056877B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 49 | Expired |
| US7186680B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 47 | Expired |
| US5562849A | Concentrated biodegradable quaternary ammonium fabric softener compositions and compounds containing intermediate iodine value unsaturated fatty acid chains | Chemistry; Metallurgy | 42 | Expired |
| US5545340A | Concentrated biodegradable quaternary ammonium fabric softener compositions and compounds containing intermediate iodine value unsaturated fatty acid chains | Chemistry; Metallurgy | 41 | Expired |
| US7091171B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 35 | Expired |
| US7166565B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 29 | Expired |
| US5643865A | Concentrated biodegradable quaternary ammonium fabric softener compositions containing quaternary ammonium compounds with short fatty acid alkyl chains | Chemistry; Metallurgy | 26 | Expired |
| US6211140A | Cationic charge boosting systems | Chemistry; Metallurgy | 25 | Expired |
| US6083899A | Fabric softeners having increased performance | Chemistry; Metallurgy | 23 | Expired |
| US6884767B1 | Clear or translucent aqueous polyquaternary ammonium fabric softener compositions containing low solvent | Chemistry; Metallurgy | 22 | Expired |
| US4770815A | Detergent plus softener with imidazoline ingredient | Chemistry; Metallurgy | 20 | Expired |
| US8349780B2 | Compositions and methods incorporating photocatalysts | Human Necessities | 20 | Active |
| US8883710B2 | Compositions and methods incorporating photocatalysts | Human Necessities | 19 | Active |
| US5707951A | Laundry composition containing dye fixatives and cellulase | Chemistry; Metallurgy | 17 | Expired |
| US6995131B1 | Clear or translucent aqueous fabric softener compositions containing high electrolyte and optional phase stabilizer | Chemistry; Metallurgy | 16 | Expired |
| US5686376A | Chelating agents for improved color fidelity | Chemistry; Metallurgy | 16 | Expired |
| US5019280A | Ion-pair complex conditioning agent with benzene sulfonate/alkyl benzene sulfonate anionic component and compositions containing same | Chemistry; Metallurgy | 15 | Expired |
| US5474690A | Concentrated biodegradable quaternary ammonium fabric softener compositions containing intermediate iodine value fatty acid chains | Chemistry; Metallurgy | 14 | Expired |
| US7544651B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 10 | Active |
| US7018974B2 | Clear or translucent aqueous polyquaternary ammonium fabric softener compositions containing low solvent | Chemistry; Metallurgy | 10 | Expired |
| US5705474A | Rinse added fabric softener compositions containing sunscreens for sun-fade protection for fabrics | Chemistry; Metallurgy | 10 | Expired |
| US5789373A | Laundry additive compositions including dispersible polyolefin | Chemistry; Metallurgy | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.