John M. Hennen
13Patents
6h-index
9Co-inventors
59Inventor score
Filing activity: Jul 6, 1990 → Dec 23, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5108015A | Multiple tube to bung coupling | Emerging Cross-Sectional Technologies | 45 | Expired |
| US7760104B2 | Identification tag for fluid containment drum | Performing Operations; Transporting | 38 | Active |
| US5597085A | Composite, pressure-resistant drum type container | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6045000A | Blow molded drum | Performing Operations; Transporting | 20 | Expired |
| US8464499B2 | Method of filling a drum having an RFID identification tag | Performing Operations; Transporting | 9 | Active |
| US8844774B2 | Pressurized system for dispensing fluids | Emerging Cross-Sectional Technologies | 6 | Active |
| US6955185B2 | High volume dispense head with seal verification and low foam return line | Emerging Cross-Sectional Technologies | 5 | Expired |
| US9556012B2 | Pressurized system for dispensing fluids | Emerging Cross-Sectional Technologies | 4 | Active |
| US8561855B2 | High-volume fluid dispense system | Performing Operations; Transporting | 4 | Active |
| US9505603B2 | Single use dispense head with key code | Performing Operations; Transporting | 3 | Active |
| US7806151B2 | Drum cap venting device | Performing Operations; Transporting | 1 | Active |
| US12151868B2 | Bulk container having steel overpack | Performing Operations; Transporting | 0 | Active |
| US7156254B2 | Blow molded drum | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.