Christian Pieper
9Patents
6h-index
26Co-inventors
63Inventor score
Filing activity: Sep 15, 1976 → May 24, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4163078A | Hydrophilic bi-component threads | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4804511A | Process for dry spinning yarns of improved uniformity and reduced adhesion | Textiles; Paper | 13 | Expired |
| US4854021A | Stufferbox crimper and process for preparing crimped synthetic fibers | Textiles; Paper | 9 | Expired |
| US4177111A | Process for the recovery of dimethylacylamides | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4421708A | Process for the production of high-strength filaments from dry-spun polyacrylonitrile | Textiles; Paper | 8 | Expired |
| US4124673A | Process for the production of bifilar acrylic fibres | Textiles; Paper | 7 | Expired |
| US4124674A | Process for removing residual solvent from dry-spun filaments | Textiles; Paper | 2 | Expired |
| US11998164B2 | System formed of suction device and hand-held power tool, and method for operating the system | Performing Operations; Transporting | 0 | Active |
| US12134414B2 | Automatic switch plate lubrication assembly | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.