David E. Clarke
21Patents
9h-index
27Co-inventors
75Inventor score
Filing activity: Apr 16, 1973 → Aug 4, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4348293A | Water-insoluble, water-permeable bag having a water-soluble or water-dispersable protective layer and containing a particulate detergent composition | Chemistry; Metallurgy | 91 | Expired |
| US4188304A | Detergent composition in a water-insoluble bag having a water-sensitive seal | Textiles; Paper | 63 | Expired |
| US4448704A | Article suitable for wiping hard surfaces | Chemistry; Metallurgy | 45 | Expired |
| US4196093A | Production of detergent compositions | Chemistry; Metallurgy | 31 | Expired |
| US4555354A | Detergents products | Performing Operations; Transporting | 28 | Expired |
| US4091906A | Collapsible safety guard for platform lift | Performing Operations; Transporting | 15 | Expired |
| US4508635A | General-purpose cleaning composition comprising nonionic surfactant and alcohol esterified resin copolymer | Chemistry; Metallurgy | 15 | Expired |
| US3967227A | Actuator system with ambient temperature compensation | Electricity | 14 | Expired |
| US4554099A | Opaque general-purpose cleaning composition comprising alcohol esterified resin copolymers | Chemistry; Metallurgy | 10 | Expired |
| US4759868A | General-purpose cleaning composition | Chemistry; Metallurgy | 9 | Expired |
| US9968864B2 | Multi-body self propelled device with magnetic yaw control | Emerging Cross-Sectional Technologies | 8 | Active |
| US4394888A | Bridging bar attachment means for bi-elevational platform lift | Performing Operations; Transporting | 8 | Expired |
| US3959691A | Motor protector | Electricity | 8 | Expired |
| US6251850A | Fabric softening compositions containing emulsified silicone | Textiles; Paper | 7 | Expired |
| US6303565A | Method of stabilizing fabric softening compositions | Textiles; Paper | 7 | Expired |
| US4741853A | Solid bleaching block | Chemistry; Metallurgy | 5 | Expired |
| USD994464S1 | Mounting plate | General | 5 | Active |
| US10101739B2 | Multi-body self propelled device with induction interface power transfer | Emerging Cross-Sectional Technologies | 2 | Active |
| USD1088815S1 | Mounting plate | General | 0 | Active |
| US10421510B2 | Three-legged robotic apparatus | Human Necessities | 0 | Active |
| US12227218B1 | Cart lift robotic transport | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.