John Hayes
95Patents
14h-index
49Co-inventors
84Inventor score
Filing activity: May 7, 1984 → Nov 6, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8945063B2 | Hazardous agent injection system | Human Necessities | 96 | Active |
| US5593935A | Catalysts | Chemistry; Metallurgy | 38 | Expired |
| US8480631B2 | Hazardous agent injection system | Human Necessities | 32 | Active |
| US5993762A | Method of using catalyst containing noble metal and cerium dioxide | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5480854A | Catalyst | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4547128A | Proportional mixing means | Emerging Cross-Sectional Technologies | 27 | Expired |
| US8281127B2 | Method for digital identity authentication | Electricity | 26 | Active |
| US4996180A | Catalyst of copper oxide and ceria | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5516741A | Reduced chlorine containing platinum catalysts | Performing Operations; Transporting | 21 | Expired |
| US6973496B2 | Concealing a network connected device | Electricity | 18 | Expired |
| US6887455B2 | Catalytic generation of hydrogen | Emerging Cross-Sectional Technologies | 17 | Expired |
| US9421333B2 | Hazardous agent injection system | Human Necessities | 16 | Active |
| US8579865B2 | Hazardous agent injection system | Human Necessities | 16 | Active |
| US5531085A | Die lubricant applicator | Performing Operations; Transporting | 16 | Expired |
| US8572697B2 | Method for statistical object identification | Physics | 14 | Active |
| US9973499B2 | Method for statistical object indentification | Electricity | 12 | Active |
| US8346951B2 | Method for first packet authentication | Electricity | 11 | Active |
| US9750881B2 | Hazardous agent injection system | Human Necessities | 10 | Active |
| US5345797A | Motor vehicle anti-theft device | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6033458A | Coated materials | Emerging Cross-Sectional Technologies | 7 | Expired |
| US9950125B2 | Needle assisted jet injection administration of testosterone compositions | Human Necessities | 7 | Active |
| US6425433B1 | Die casting vacuum apparatus | Emerging Cross-Sectional Technologies | 7 | Expired |
| USRE37663E1 | Catalysts | General | 6 | Expired |
| US7509187B2 | Wheelchair lift with a rotary sensor used to determine lift position | Human Necessities | 6 | Expired |
| US9010824B2 | Cargo strap with handle | Performing Operations; Transporting | 5 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.