Beatrix Kottwitz
33Patents
14h-index
52Co-inventors
84Inventor score
Filing activity: Dec 3, 1987 → Mar 5, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5501814A | Detergents and cleaning preparations containing selected builder systems | Chemistry; Metallurgy | 75 | Expired |
| US6417151B1 | Activators for peroxide compounds in detergents and cleaning agents | Textiles; Paper | 57 | Expired |
| US5855625A | Detergent compositions | Chemistry; Metallurgy | 52 | Expired |
| US5780420A | Silicate-based builders and their use in detergents and multicomponent mixtures for use in this field | Chemistry; Metallurgy | 51 | Expired |
| US6187055A | Washing agents with specific oxidized oligosaccharides | Chemistry; Metallurgy | 37 | Expired |
| US7262042B2 | Alkaline protease from Bacillus gibsonii (DSM 14393) and washing and cleaning products comprising said alkaline protease | Chemistry; Metallurgy | 34 | Expired |
| US7320887B2 | Alkaline protease variants | Chemistry; Metallurgy | 30 | Expired |
| US6380147B1 | Detergents containing amylase and protease | Chemistry; Metallurgy | 26 | Expired |
| US7153818B2 | Amylolytic enzyme extracted from bacillus sp. A 7-7 (DSM 12368) and washing and cleaning agents containing this novel amylolytic enzyme | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5798328A | Detergent composition comprising carbonate-amorphous silicate compound as builder and processes of using same | Chemistry; Metallurgy | 22 | Expired |
| US7449187B2 | Alkaline protease from Bacillus gibsonii (DSM 14391) and washing and cleaning products comprising said alkaline protease | Chemistry; Metallurgy | 18 | Expired |
| US7569226B2 | Alkaline protease from Bacillus sp. (DSM 14392) and washing and cleaning products comprising said alkaline protease | Chemistry; Metallurgy | 16 | Expired |
| US7303905B2 | Amylolytic enzyme extracted from Bacillus sp. A 7-7 (DSM 12368) and washing and cleaning agents containing this novel amylolytic enzyme | Emerging Cross-Sectional Technologies | 14 | Active |
| US7985570B2 | Alkaline proteases and detergents and cleaners comprising these alkaline proteases | Chemistry; Metallurgy | 14 | Active |
| US5691295A | Detergent compositions | Chemistry; Metallurgy | 13 | Expired |
| US6313081A | Detergents comprising cellulases | Textiles; Paper | 12 | Expired |
| US6417152B1 | Detergent containing glucanase | Chemistry; Metallurgy | 11 | Expired |
| US7803604B2 | Amylolytic enzyme extracted from Bacillus sp. A 7-7 (DSM 12368) and washing and cleaning agents containing this novel amylolytic enzyme | Emerging Cross-Sectional Technologies | 11 | Active |
| US6228827A | Use of protease in liquid to gel-form detergents | Chemistry; Metallurgy | 11 | Expired |
| US5646103A | Builder for detergents or cleaning compositions | Chemistry; Metallurgy | 11 | Expired |
| US5807529A | Process for the production of silicate-based builder granules with increased apparent density | Chemistry; Metallurgy | 6 | Expired |
| US5273674A | 2,5-diacyloxy-2,5-dihydrofuran activators for inorganic per compounds | Chemistry; Metallurgy | 5 | Expired |
| US4790932A | N-alkyl and N-alkenyl aspartic acids as co-collectors for the flotation of non-sulfidic ores | Performing Operations; Transporting | 5 | Expired |
| US6350728B1 | Coated enzyme preparation with an improved solubility | Chemistry; Metallurgy | 4 | Expired |
| US7811076B2 | Alkaline protease and washing and cleaning products containing said novel alkaline protease | Chemistry; Metallurgy | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.