Franz Langhauser
48Patents
14h-index
82Co-inventors
84Inventor score
Filing activity: Aug 3, 1994 → Jan 24, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5621127A | Preparation of bridged half sandwich complexes | Chemistry; Metallurgy | 54 | Expired |
| US5585509A | Metallocene complexes having heterofunctional groups in the cyclopentadienyl system | Emerging Cross-Sectional Technologies | 51 | Expired |
| US6248829A | Polymers of propene | Chemistry; Metallurgy | 47 | Expired |
| US5753773A | Multiphase block of propylene, comprising copolymers of propylene | Emerging Cross-Sectional Technologies | 44 | Expired |
| US6589905B1 | Method for producing a supported catalyst | Chemistry; Metallurgy | 39 | Expired |
| US6812185B2 | Preparation of a metal-containing supported catalyst or a supported catalyst component by impregnation of a support material | Chemistry; Metallurgy | 27 | Expired |
| US5756608A | Polymerization process using metallocene complexes in the catalyst system | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6221984A | Random propylene copolymer | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5483002A | Propylene polymers having low-temperature impact strength | Chemistry; Metallurgy | 24 | Expired |
| US6265339A | Process for preparing carrier-borne transition metal catalysts | Emerging Cross-Sectional Technologies | 22 | 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 |
| US5744567A | Random propylene copolymers | Chemistry; Metallurgy | 17 | Expired |
| US5627246A | Supported metallocene complexes having heterofunctional groups in the cyclopentadienyl system as catalyst systems | Chemistry; Metallurgy | 15 | Expired |
| US6013742A | Process for producing improved random propylene copolymers | Chemistry; Metallurgy | 14 | Expired |
| US8415492B2 | Metallocene compounds, catalysts comprising them, process for producing an olefin polymer by use of the catalysts, and olefin homo- and copolymers | Chemistry; Metallurgy | 14 | Active |
| US6100353A | Supported metallocene catalyst systems | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5756607A | Preparation of polymers of ethylene by suspension polymerization | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7001965B2 | Random propylene copolymers | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5831106A | Preparation of bridged metallocene complexes | Chemistry; Metallurgy | 12 | Expired |
| US6733717B1 | Injection stretch-blow molded containers made of olefin polymers | Emerging Cross-Sectional Technologies | 12 | Expired |
| US10358513B2 | High activity Ziegler-Natta catalysts, process for producing catalysts and use thereof | Chemistry; Metallurgy | 11 | Active |
| US6149295A | Measurement of parameters in reactors having moving stirrers | Performing Operations; Transporting | 10 | Expired |
| US6593442B2 | Semicrystalline propylene polymer compositions with good suitability for producing biaxially oriented films | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6197900A | Preparation of multiphase homo- or copolymers of C2-C10-alk-1-enes in one reaction zone | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5670683A | Racemic metallocene complexes and their preparation | Emerging Cross-Sectional Technologies | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.