Bernd Leutner
34Patents
10h-index
61Co-inventors
78Inventor score
Filing activity: Dec 16, 1975 → Nov 2, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6592832B1 | Method for producing highly pure lithium salts | Chemistry; Metallurgy | 37 | Expired |
| US6503969B1 | Flame-retardant polyester molding compositions containing flame retardant nitrogen compounds and diphosphinates | Chemistry; Metallurgy | 25 | Expired |
| US4025352A | Manufacture of sulfur concrete | Chemistry; Metallurgy | 20 | Expired |
| US6538054B1 | Flame-proof moulding compounds | Textiles; Paper | 20 | Expired |
| US5837107A | Process for production of aqueous solutions of free hydroxylamine | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4336234A | Preparation of storage-stable, pumpable and pourable aluminosilicate suspensions by wet milling | Chemistry; Metallurgy | 15 | Expired |
| US6110230A | Use of carboxyamide-polysiloxanes for water proofing leather | Chemistry; Metallurgy | 11 | Expired |
| US4144146A | Continuous manufacture of sodium dithionite solutions by cathodic reduction | Chemistry; Metallurgy | 11 | Expired |
| US6036742A | Finely divided phosphorus-containing iron | Chemistry; Metallurgy | 10 | Expired |
| US4786211A | Filling cavities in mining | Chemistry; Metallurgy | 10 | Expired |
| US4052326A | Manufacture of .gamma.-iron(III) oxide | Chemistry; Metallurgy | 8 | Expired |
| US5919348A | Modification of the flow resistance of diaphragms | Chemistry; Metallurgy | 8 | Expired |
| US4360504A | Simultaneous destruction of trace components in the reaction off-gas from the synthesis of melamine | Performing Operations; Transporting | 6 | Expired |
| US4267068A | Storage-stable, pourable silicate suspensions | Chemistry; Metallurgy | 6 | Expired |
| US5993569A | Silicon-containing iron powders | Performing Operations; Transporting | 6 | Expired |
| US5817853A | Preparation of acyloxyalkoxysilanes | Chemistry; Metallurgy | 6 | Expired |
| US5077023A | Reduction in the rate of oxidation of sulfite solutions | Performing Operations; Transporting | 5 | Expired |
| US4076682A | Flameproof nylon molding compositions | Chemistry; Metallurgy | 5 | Expired |
| US4395273A | Preparation of multi-trace element fertilizers | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4879102A | Regeneration of wash solutions containing Fe(II) and Fe(III) chelate complexes | Performing Operations; Transporting | 4 | Expired |
| US5856543A | Silanes comprising branched alkyl chains | Chemistry; Metallurgy | 3 | Expired |
| US5783161A | Stabilized hyroxylamine solutions | Chemistry; Metallurgy | 3 | Expired |
| US4048135A | Polyester molding compositions of reduced flammability | Chemistry; Metallurgy | 3 | Expired |
| US6180235A | Phosphorus-containing iron powders | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5755951A | Regeneration of plastic diaphragm | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.