Gerd Papajewski
14Patents
3h-index
9Co-inventors
49Inventor score
Filing activity: Nov 25, 1986 → Sep 3, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4699302A | Device for producing waistbands in garments | Textiles; Paper | 6 | Expired |
| US6112684A | Magnetic revolving shuttle for double-stitch sewing machines | Textiles; Paper | 5 | Expired |
| US5931106A | Buttonhole sewing machine, with a needle-thread clamp and cutter | Textiles; Paper | 3 | Expired |
| US5797337A | Needle bar drive for a buttonhole sewing machine | Textiles; Paper | 2 | Expired |
| US5752455A | Clutch mechanism for a buttonhole sewing machine | Textiles; Paper | 1 | Expired |
| US5775239A | Double cam drives for a buttonhole sewing machine | Textiles; Paper | 1 | Expired |
| US5619941A | Clamp for a buttonhole sewing machine | Textiles; Paper | 0 | Expired |
| US5758591A | Main cam for a buttonhole sewing machine | Textiles; Paper | 0 | Expired |
| US5447108A | Snap action thread and gimp trimming on a buttonhole machine | Emerging Cross-Sectional Technologies | 0 | Expired |
| US5802999A | Stop mechanism for a buttonhole sewing machine | Textiles; Paper | 0 | Expired |
| US5575227A | Feed mechanism for a buttonhole sewing machine | Textiles; Paper | 0 | Expired |
| US5692447A | Knife mechanism drive for a buttonhole sewing machine | Textiles; Paper | 0 | Expired |
| US5819674A | Bight mechanism for a buttonhole sewing machine | Textiles; Paper | 0 | Expired |
| US5865132A | Looper drive for a buttonhole sewing machine | Textiles; Paper | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.