Wilfried Heide
31Patents
9h-index
50Co-inventors
78Inventor score
Filing activity: Apr 18, 1977 → Oct 21, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6414214B1 | Mechanically stable hydrogel-forming polymers | Chemistry; Metallurgy | 166 | Expired |
| US6710141B1 | Method for continuously producing cross-linked fine-particle geleous polymerizates | Performing Operations; Transporting | 85 | Expired |
| US4739009A | Preparation of bead polymers based on water-soluble ethylenically unsaturated monomers by reverse suspension polymerization | Chemistry; Metallurgy | 25 | Expired |
| US4772359A | Production of paper, board and cardboard | Textiles; Paper | 22 | Expired |
| US5795926A | Preparation of finely divided polymer powders | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5149750A | Preparation of finely divided, gel-like, water-swellable copolymers | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7727586B2 | Production of water-absorbing polymeric particles by dropletization polymerization in the gas phase | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4879361A | Preparation of bead polymers from water-soluble, ethylenically unsaturated monomers | Chemistry; Metallurgy | 13 | Expired |
| US8124229B2 | Method for producing water-absorbent polymer particles with a higher permeability by polymerising droplets of a monomer solution | Emerging Cross-Sectional Technologies | 12 | Active |
| US4581405A | Stabilization of dilute aqueous solutions of high molecular weight homopolymers and copolymers based on water-soluble ethylenically unsaturated compounds | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8389658B2 | Method for producing post-cured water-absorbent polymer particles with a higher absorption by polymerizing droplets of a monomer solution | Emerging Cross-Sectional Technologies | 8 | Active |
| US7393908B2 | Cross-linked, water-swellable polymer and method for producing the same | Chemistry; Metallurgy | 7 | Expired |
| US8748000B2 | Method for producing water-absorbent polymer particles with a higher permeability by polymerizing droplets of a monomer solution | Emerging Cross-Sectional Technologies | 6 | Active |
| US8202957B2 | Method for producing post-cured water-absorbent polymer particles with a higher absorption by polymerising droplets of a monomer solution | Emerging Cross-Sectional Technologies | 5 | Active |
| US7951304B2 | Method for producing mechanically stable water-absorbent polymer particles | Emerging Cross-Sectional Technologies | 4 | Active |
| US4520210A | Preparation of concentrated aqueous solutions of quaternization products of tertiary aminoalkyl esters or tertiary aminoalkylamides of acrylic or methacrylic acid | Chemistry; Metallurgy | 4 | Expired |
| US8183331B2 | Regulation of a process for producing water-absorbing polymer particles in a heated gas phase | Emerging Cross-Sectional Technologies | 4 | Active |
| US4161213A | Cooling capsule for a thyristor | Electricity | 3 | Expired |
| US8044158B2 | Method for the production of water-absorbing polymer articles by polymerizing drops of a monomer solution | Chemistry; Metallurgy | 2 | Active |
| US8188193B2 | Method for post-crosslinking of the surface of water-absorbing polymer particles | Chemistry; Metallurgy | 1 | Active |
| US8541528B2 | Process for producing water-absorbing particles | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8546498B2 | Method for producing water-absorbing polymer particles by polymerizing droplets of a monomer solution | Emerging Cross-Sectional Technologies | 1 | Active |
| US4465599A | Flocculants based on polymers containing water-soluble dialkylaminoneopentyl (meth)acrylates | Chemistry; Metallurgy | 1 | Expired |
| US9029485B2 | Method for producing water-absorbing polymer particles by polymerizing droplets of a monomer solution | Emerging Cross-Sectional Technologies | 1 | Active |
| US8748512B2 | Method for producing polymer particles by the polymerization of liquid droplets in a gas phase | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.