Mark Leo Listemann
49Patents
12h-index
41Co-inventors
81Inventor score
Filing activity: Feb 24, 1988 → Oct 24, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5559161A | Hydroxy-functional triamine catalyst compositions for the production of polyurethanes | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5508314A | Hydroxyl group-containing blowing catalyst compositions for the production of polyurethanes | Chemistry; Metallurgy | 24 | Expired |
| US5824711A | N,N,N'-trimethylbis (Aminoethyl) ether substituted urea compostions for the production of polyurethanes | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6232356A | Reactive catalyst compositions for improving water blown polyurethane foam performance | Chemistry; Metallurgy | 20 | Expired |
| US5633293A | Hydroxy-functional triamine catalyst compositions for polyurethane production | Chemistry; Metallurgy | 18 | Expired |
| US5902835A | Group IVB metal blowing catalyst compositions for the production of polyurethane foams | Chemistry; Metallurgy | 17 | Expired |
| US5874483A | Aminopropylbis (aminoethyl) ether compositions for the production of polyurethanes | Chemistry; Metallurgy | 16 | Expired |
| US5143944A | 3-quinuclidinol catalyst compositions for making polyurethane foams | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5859079A | Polyurethane catalyst compositions for improving foam performance | Chemistry; Metallurgy | 15 | Expired |
| US6858654B1 | Catalyst blends for producing low thermal desorption polyurethane foams | Chemistry; Metallurgy | 15 | Expired |
| US5233039A | Non-fugitive gelling catalyst compositions for making polyurethane foams | Chemistry; Metallurgy | 15 | Expired |
| US5136094A | Process for the synthesis of secondary formamides | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6201033A | Reactive catalyst compositions for improving water blown polyurethane foam performance | Chemistry; Metallurgy | 12 | Expired |
| US6156814A | Amido functional amine catalysts for the production of polyurethanes | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5288864A | Quaternary ammonium carboxylate inner salt compositions as controlled activity catalysts for making polyurethane foam | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5539007A | Catalyst compositions for making polyurethane based on imidazoles and boron compounds | Chemistry; Metallurgy | 8 | Expired |
| US6051527A | Aminopropylbis(aminoethyl) ether compositions for the production of polyurethanes | Chemistry; Metallurgy | 8 | Expired |
| US5240970A | Quaternary ammonium carboxylate inner salt compositions as controlled activity catalysts for making polyurethane foam | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5194609A | 3-quinuclidinol catalyst compositions for making polyurethane foams | Chemistry; Metallurgy | 8 | Expired |
| US5512603A | Hydroxy and amino functional pyrrolizidine catalyst compositions for the production of polyurethanes | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5356942A | Hydroxyl group-containing amine-boron adducts as reduced odor catalyst compositions for the production of polyurethanes | Chemistry; Metallurgy | 6 | Expired |
| US5756557A | Aminomethyl pyrrolidine urea compositions for the production of polyurethanes | Chemistry; Metallurgy | 6 | Expired |
| US5212306A | Amine-borate and amine-boron halide complexes as catalyst compositions for the production of polyurethanes | Chemistry; Metallurgy | 5 | Expired |
| US5166223A | Hydroxyl group-containing amine-boron adducts are reduced odor catalyst compositions for the production of polyurethanes | Chemistry; Metallurgy | 5 | Expired |
| US5710191A | Hydroxymethyl quinuclidine catalyst compositions for making polyurethane foams | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.