Howell Data Systems
1Patents
0Active
1Granted
23Portfolio score
Filing activity: Aug 10, 2004 → Aug 10, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7219838B2 | System and method for notifying a cashier of the presence of an item in an obscured area of a shopping cart | Human Necessities | 16 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.