Hamel AG
5Patents
0Active
5Granted
23Portfolio score
Filing activity: Mar 11, 1994 → Apr 18, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6293079A | Hollow spindle, in particular for the manufacture of elastic twisted yarns | Textiles; Paper | 4 | Expired |
| US5515671A | Method for building a specific yarn reserve at a rotating balloon limiter of a multiple twisting spindle and a multiple twisting spindle with rotating balloon limiter | Textiles; Paper | 4 | Expired |
| US6021631A | Integrated doubling and twisting method and three-for-one twisting spindle | Textiles; Paper | 2 | Expired |
| US5979154A | Multi-twisting spindle with rotating balloon limiter | Textiles; Paper | 1 | Expired |
| US6467250B2 | Method for the manufacture of elastic twisted yarns | Textiles; Paper | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.