Roland Kleinstuck
14Patents
6h-index
19Co-inventors
63Inventor score
Filing activity: Apr 28, 1976 → Feb 13, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5523023A | Water treatment/cleaning composition comprising polyaspartic acid or derivatives thereof and phosphonic acid | Chemistry; Metallurgy | 37 | Expired |
| US5525257A | Composition for water treatment containing polyaspartic acidora derivative thereof and a polcarboxylic acid and methods of using the composition | Chemistry; Metallurgy | 26 | Expired |
| US4045460A | Preparation of aminoalkylsilanes | Chemistry; Metallurgy | 15 | Expired |
| US4246103A | Propane-1,3-diphosphonic acids for conditioning water | Chemistry; Metallurgy | 15 | Expired |
| US5506335A | Sulfonic acid group-containing polyaspartic acid derivatives, use thereof and preparation thereof | Chemistry; Metallurgy | 11 | Expired |
| US5726280A | Sulfonic acid group-containing polyaspartic acid derivatives, use thereof and prepartion thereof | Chemistry; Metallurgy | 9 | Expired |
| US4968431A | Process for treating cooling water | Chemistry; Metallurgy | 6 | Expired |
| US4623672A | Isocyanate addition products and a process for their production | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6743372B1 | Media for water treatment | Chemistry; Metallurgy | 3 | Expired |
| US4118435A | Catalyzed production of phosphorous and phosphonous acid ester chlorides | Chemistry; Metallurgy | 3 | Expired |
| US4931586A | Process for the continuous production of 2-phosphone-butane-1,2,4-tricarboxylic acid and alkali metal salts thereof | Chemistry; Metallurgy | 2 | Expired |
| US5091562A | Process for eliminating 1-carboxy-1-phosphonocyclopentan-3-one from, or reducing its content in, technical 2-phosphonobutane-1,2,4-tricarboxylic acid using bleaching liquor | Chemistry; Metallurgy | 2 | Expired |
| US5639909A | Production of 2-phosphonobutane-1,2,4-tricarboxylic acid and the alkali metal salts thereof | Chemistry; Metallurgy | 0 | Expired |
| US5233088A | Process for the preparation of alkali metal salts of 2-phosphonobutane-1,2,4-tricarboxylic acid | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.