CHARMANT INC.
10Patents
6Active
10Granted
45Portfolio score
Filing activity: May 29, 1984 → Apr 12, 2023 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6210004A | Turning mechanism of a temple with respect to a bracket and eyeglasses using the same | Physics | 18 | Expired |
| USD289865S | Belt buckle | General | 13 | Expired |
| US8042938B2 | Temple and pair of eyeglasses with the same | Physics | 4 | Active |
| USD283653S | Belt buckle | General | 2 | Expired |
| US9931130B2 | Medical instrument | Human Necessities | 2 | Active |
| US9477095B1 | Eyeglasses | Physics | 1 | Active |
| US11980365B2 | Surgical clip | Human Necessities | 0 | Active |
| US12313915B2 | Eyeglass-shaped frame | Physics | 0 | Active |
| US7988281B2 | Structural member for eyeglass, eyeglass frame comprising the structural member, and processes for production of the structural member and the eyeglass frame | Physics | 0 | Active |
| US7357502B2 | Revolving structure for glasses part | Fixed Constructions | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.