Daniel John Lee
25Patents
9h-index
28Co-inventors
75Inventor score
Filing activity: Jun 27, 1983 → May 2, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8241427B1 | Floor maintenance tool and method | Mechanical Engineering; Lighting; Heating | 35 | Active |
| US8449212B2 | Floor maintenance tool and method | Mechanical Engineering; Lighting; Heating | 33 | Active |
| USD602664S1 | Floor maintenance tool | General | 23 | Expired |
| USD618411S1 | Grip for a floor maintenance tool | General | 20 | Expired |
| US9131824B2 | Floor maintenance tool and method | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US5657689A | Franking machine system | Physics | 14 | Expired |
| USD592819S1 | Valve assembly for a floor maintenance tool | General | 14 | Expired |
| USD590117S1 | Floor maintenance tool | General | 13 | Expired |
| US6092190A | Electronic apparatus including a memory device and method of reprogramming the memory device | Physics | 9 | Expired |
| US6065883A | Franking apparatus and printing means thereof | Physics | 7 | Expired |
| US4446300A | Isocyanurate-type polymers | Electricity | 6 | Expired |
| US8332972B2 | Plumbing enclosure with easy to assemble components | Emerging Cross-Sectional Technologies | 5 | Active |
| US8973738B2 | Cleaning device | Performing Operations; Transporting | 4 | Active |
| US6538681B2 | Digital print head data registration | Physics | 4 | Expired |
| US8850632B2 | Bathing enclosure with easy to assemble components | Emerging Cross-Sectional Technologies | 4 | Active |
| US5743662A | Franking machines and means for data entry thereto | Physics | 3 | Expired |
| USD608514S1 | Fluid reservoir | General | 3 | Expired |
| US6515574B1 | Tamper detection | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5602977A | Franking machine | Physics | 3 | Expired |
| US5907833A | Apparatus for franking mail | Physics | 1 | Expired |
| US10987926B2 | Continuous inkjet printers | Performing Operations; Transporting | 0 | Active |
| US10981400B2 | Printers | Performing Operations; Transporting | 0 | Active |
| US10647114B2 | Continuous inkjet printers | Performing Operations; Transporting | 0 | Active |
| US9061528B2 | Marking and/or coding | Performing Operations; Transporting | 0 | Active |
| US5996890A | Postage metering apparatus | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.