Wolfgang Loth
20Patents
7h-index
71Co-inventors
72Inventor score
Filing activity: Dec 21, 1992 → Sep 3, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5902865A | Preparation of polystyrene by continuous anionic polymerization | Performing Operations; Transporting | 52 | Expired |
| US5525636A | Expandable styrene polymers | Chemistry; Metallurgy | 27 | Expired |
| US6444762B1 | Anionic polymerization process | Chemistry; Metallurgy | 15 | Expired |
| US6346572B1 | Impact-resistant molding compound made of styrene polymers | Chemistry; Metallurgy | 10 | Expired |
| US9108172B2 | Method and device for the continuous production of polymers by radical polymerization | Chemistry; Metallurgy | 8 | Active |
| US5374688A | Poly(meth)acrylamides | Chemistry; Metallurgy | 7 | Expired |
| US5525637A | Expandable styrene polymers | Chemistry; Metallurgy | 7 | Expired |
| US5990236A | Preparation of impact-resistant polystyrene | Chemistry; Metallurgy | 5 | Expired |
| US5795938A | Preparation of toughened polystyrene molding materials | Chemistry; Metallurgy | 4 | Expired |
| US8546468B2 | Method and device for the continuous production of polymers by radical polymerization | Chemistry; Metallurgy | 3 | Active |
| US8211987B2 | Deodorization of polymer compositions | Chemistry; Metallurgy | 2 | Active |
| US5877242A | .alpha.tocopherol-stabilized styrene/butadiene block copolymers | Chemistry; Metallurgy | 2 | Expired |
| US6617047B1 | Method for coating apparatuses and parts of apparatuses used in chemical manufacturing | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6815527B2 | Continuous method for producing polyamides from aminonitriles | Chemistry; Metallurgy | 2 | Expired |
| US8703879B2 | Continuous method for multi-staged drying and subsequent condensation of a polyamide granulate | Chemistry; Metallurgy | 2 | Active |
| US8969493B2 | Process and apparatus for continuously polymerizing cationically polymerizable monomers | Chemistry; Metallurgy | 1 | Active |
| US9056926B2 | Process for preparing aqueous polyacrylic acid solutions | Performing Operations; Transporting | 1 | Active |
| US8034980B2 | Method for producing polyether polyols | Chemistry; Metallurgy | 1 | Active |
| US9120731B2 | Process for preparing polyether alcohols | Chemistry; Metallurgy | 0 | Active |
| US9068023B2 | Continuous process for the synthesis of graft polymers based on polyethers | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.