Daniel M. Willis
21Patents
6h-index
22Co-inventors
69Inventor score
Filing activity: Nov 26, 2003 → Apr 17, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7806301B1 | Dome pump | Performing Operations; Transporting | 52 | Expired |
| US7011237B1 | Dip tube for use with a container pump | Performing Operations; Transporting | 27 | Expired |
| US7819289B2 | Foam soap generator | Performing Operations; Transporting | 18 | Active |
| US8360287B2 | Air piston and dome foam pump | Performing Operations; Transporting | 16 | Active |
| US9579613B2 | Foam-at-a-distance systems, foam generators and refill units | Performing Operations; Transporting | 11 | Active |
| US7543722B2 | Foam soap generator and pump | Human Necessities | 11 | Active |
| US11185482B2 | Alcohol containing low-water cleansing composition | Human Necessities | 6 | Active |
| US11185483B2 | Alcohol containing non-antimicrobial cleansing composition | Human Necessities | 6 | Active |
| US11660258B2 | Alcohol containing non-antimicrobial cleansing composition | Human Necessities | 2 | Active |
| US11596273B2 | Sequentially activated multi-diaphragm foam pumps, refill units and dispenser systems | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US11350797B2 | Touch-free dispensers | Electricity | 1 | Active |
| US11998626B2 | Alcohol containing non-antimicrobial cleansing composition | Human Necessities | 1 | Active |
| US11633334B2 | Alcohol containing non-antimicrobial cleansing composition | Human Necessities | 1 | Active |
| US11712409B2 | Alcohol containing low-water cleansing composition | Human Necessities | 1 | Active |
| US10912426B2 | Sequentially activated multi-diaphragm foam pumps, refill units and dispenser systems | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11089913B2 | Double inlet valve for enhanced pump efficiency | Performing Operations; Transporting | 0 | Active |
| US11079022B2 | Outlet valve arrangements for enhanced pump efficiency | Performing Operations; Transporting | 0 | Active |
| US11852247B2 | Outlet valve arrangements for enhanced pump efficiency | Performing Operations; Transporting | 0 | Active |
| US11819171B2 | Touch-free dispensers | Electricity | 0 | Active |
| US11246457B2 | Double inlet valve for enhanced pump efficiency | Performing Operations; Transporting | 0 | Active |
| US11647872B2 | Double inlet valve for enhanced pump efficiency | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.