David Jordan
12Patents
9h-index
4Co-inventors
61Inventor score
Filing activity: Oct 9, 1991 → Jul 23, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6430274B1 | Validation query based on a supervisory signal | Electricity | 68 | Expired |
| US6327345A | Method and system therefor of establishing an acceptance threshold for controlling fraudulent telephone calls | Electricity | 44 | Expired |
| USD491342S1 | Bib with pocket and adhesive tape | General | 24 | Expired |
| US6700963B1 | System and method therefor of preventing fraud on pay phone credit/debit calling card authorization | Electricity | 19 | Expired |
| US6396916B2 | Clip-on fraud prevention method and apparatus | Electricity | 17 | Expired |
| US5894511A | Validation query based on a supervisory signal | Electricity | 15 | Expired |
| US6697472B1 | System and method therefor of preventing fraud on pay phone credit/debit calling card authorization | Electricity | 14 | Expired |
| US7860737B2 | Constraint-based production planning and scheduling | Physics | 12 | Active |
| US5222596A | Club holder for a golf bag | Human Necessities | 12 | Expired |
| US6031898A | Validation query based on a supervisory signal | Electricity | 6 | Expired |
| US7933793B2 | Constraint-based production planning and scheduling | Physics | 2 | Active |
| US7921027B2 | Constraint-based production planning and scheduling | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.