Donnelly Optics
1Patents
0Active
1Granted
23Portfolio score
Filing activity: Mar 23, 1998 → Mar 23, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6040943A | Digital camera objective with diffractive optical surface | Physics | 9 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.