Calvin W. Long
4Patents
4h-index
9Co-inventors
36Inventor score
Filing activity: Nov 24, 1999 → Jun 21, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7272723B1 | USB-compliant personal key with integral input and output devices | Electricity | 130 | Expired |
| US7111324B2 | USB hub keypad | Electricity | 82 | Expired |
| US6848045B2 | Integrated USB connector for personal token | Electricity | 34 | Expired |
| US7269844B2 | Secure IR communication between a keypad and a token | Electricity | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.