Helmar Holl
8Patents
3h-index
6Co-inventors
50Inventor score
Filing activity: Jan 22, 1979 → Feb 23, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5865133A | Process for embroidering oversized patterns | Textiles; Paper | 15 | Expired |
| US4611548A | Top transport for sewing machines | Textiles; Paper | 6 | Expired |
| US4211373A | Thread guiding system for sewing machine bobbin winders | Textiles; Paper | 3 | Expired |
| US5655469A | Embroidery frame with a clamping device | Textiles; Paper | 2 | Expired |
| US5269240A | Overcast sewing machine for forming a multiple-thread overcast seam | Textiles; Paper | 2 | Expired |
| US4391214A | Method and device for forming an overcast seam by means of a zigzag sewing machine | Textiles; Paper | 2 | Expired |
| US5582120A | Presser foot for preparing piping and ornamental seams | Textiles; Paper | 1 | Expired |
| US4476794A | Needle clamp arrangement for a sewing machine | Textiles; Paper | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.