Stefan Birnbach
11Patents
7h-index
32Co-inventors
66Inventor score
Filing activity: Apr 4, 1988 → Jan 21, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4922029A | Etherification of polyoxyalkylene derivatives | Chemistry; Metallurgy | 21 | Expired |
| US5019296A | Serine-N,N-diacetic acid and derivatives as complexing agents and detergents containing same | Chemistry; Metallurgy | 20 | Expired |
| US4973730A | Preparation of serine-N,N-diacetic acid and derivatives as complexing agents and detergents containing same | Chemistry; Metallurgy | 14 | Expired |
| US4827014A | 2-Hydroxy-3-aminopropionic-n,n-diacetic acid and derivatives thereof, preparation thereof, and detergents containing same | Chemistry; Metallurgy | 10 | Expired |
| US4978805A | Polyethers | Chemistry; Metallurgy | 8 | Expired |
| US5082599A | 2-methyl- and 2-hydroxymethyl-serine-N,N-diacetic acid and derivatives thereof | Chemistry; Metallurgy | 7 | Expired |
| US4994626A | Method for the preparation of methyl ethers of polyether polyols employing dimethylsulfate as a methylating agent | Chemistry; Metallurgy | 7 | Expired |
| US5112530A | Use of 2-hydroxy-3-aminopropionic acid derivatives as complexing agents, bleach stabilizers and builders in detergent compositions | Chemistry; Metallurgy | 5 | Expired |
| US6265592A | Method for the continuous production of 1,3-dioxolan-2-ones | Chemistry; Metallurgy | 2 | Expired |
| US5025103A | Glycerol aminocarboxylates and preparation and use thereof | Chemistry; Metallurgy | 2 | Expired |
| US9249029B2 | Single chamber vaporizer and use thereof in chemical synthesis | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.