Hans-Herbert Brintzinger
25Patents
12h-index
46Co-inventors
81Inventor score
Filing activity: Jun 15, 1978 → Aug 21, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5296434A | Soluble catalyst systems for the preparation of polyalk-1-enes having high molecular weights | Emerging Cross-Sectional Technologies | 198 | Expired |
| US5132262A | Soluble catalyst systems for the polymerization of C.sub.2 - to C.sub.10 -alk-l-enes | Emerging Cross-Sectional Technologies | 140 | Expired |
| US5585509A | Metallocene complexes having heterofunctional groups in the cyclopentadienyl system | Emerging Cross-Sectional Technologies | 51 | Expired |
| US7053160B1 | Metallocene monohalogenides | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5756608A | Polymerization process using metallocene complexes in the catalyst system | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4361497A | Polymer-bound cyclopentadiene metal carbonyl compounds and their ligand substitution derivatives | Performing Operations; Transporting | 24 | Expired |
| US5491205A | Preparation of polymers of C.sub.2 -C.sub.10 -alk-1-enes using racemic metal-locene complexes as catalysts | Chemistry; Metallurgy | 18 | Expired |
| US5496902A | Catalyst systems for the polymerization of C.sub.2 -C.sub.10 -alk-1-enes | Chemistry; Metallurgy | 18 | Expired |
| US6620953B1 | Method for producing monoaryloxy-ansa-metallocenes | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5627246A | Supported metallocene complexes having heterofunctional groups in the cyclopentadienyl system as catalyst systems | Chemistry; Metallurgy | 15 | Expired |
| US5831106A | Preparation of bridged metallocene complexes | Chemistry; Metallurgy | 12 | Expired |
| US6348166B1 | Method for producing di-organo alkaline-earth compounds | Chemistry; Metallurgy | 12 | Expired |
| US5514760A | Soluble catalyst systems for the preparation of polyalk-1-enes having high molecular weights | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5892081A | Selective preparation of racemic ansa-metallocene complexes | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6262286A | Method for selective production of racemic metallocene complexes | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5670683A | Racemic metallocene complexes and their preparation | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6096912A | Soluble catalyst systems for the preparation of polyalk-1-enes having high molecular weights | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6900343B1 | Method for the purification of metallocenes | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5554776A | Racemic metallocene complexes and their preparation | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5840950A | Process for converting the achiral meso form or the racemate of an ansa-metallocene complex or mixtures thereof into one of its enantiomers | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6992204B2 | Method for the selective production of racemic metallocene complexes | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5912373A | Process for converting the achiral meso form of an ansa-metallocene complex into the chiral racemic form | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6399727B1 | Heteroleptic alkaline-earth metal compounds and methods for carrying out stereoselective anionic polymerization | Chemistry; Metallurgy | 0 | Expired |
| US5883277A | Metallocene complexes with cationic bridges | Chemistry; Metallurgy | 0 | Expired |
| US6284851A | Cyclopenta[I] phenanthrene-metal complex catalyst systems | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.