SIPAL S.A.
2Patents
0Active
2Granted
19Portfolio score
Filing activity: May 2, 1990 → Mar 18, 1994
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD367876S | Hinge for spectacles | General | 6 | Expired |
| US5056907A | Longitudinally adjustable bow for glasses | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.