First Down Laser Systems, LLC
3Patents
0Active
3Granted
27Portfolio score
Filing activity: Mar 10, 2003 → May 3, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6751880B1 | System and method for operating groups of lasers to project a visible line of demarcation within discrete regions of an athletic field | Human Necessities | 12 | Expired |
| US6895677B2 | System for operating one or more lasers to project a visible line onto a surface | Physics | 11 | Expired |
| US6796041B2 | System for operating one or more lasers to project a visible line onto a grass-covered surface | Physics | 11 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.