Max-Planck-Gesellschaft
37Patents
2Active
37Granted
38Portfolio score
Filing activity: Aug 6, 1976 → Jun 6, 2017 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4554156A | Wound treating agent | Human Necessities | 64 | Expired |
| US4597392A | Arrangement for measuring diffusing particles | Physics | 62 | Expired |
| US5229500A | Brain derived neurotrophic factor | Physics | 62 | Expired |
| US4312853A | Radioimmunological determination of procollagen (type III) and procollagen peptide (type III) | Emerging Cross-Sectional Technologies | 49 | Expired |
| US6137584A | Method and device for determining predetermined properties of target particles of a sample medium | Physics | 29 | Expired |
| US5989947A | Method for the manufacture of quantum structures, in particular quantum dots and tunnel barriers as well as components with such quantum structures | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4889690A | Sensor for measuring physical parameters of concentration of particles | Physics | 28 | Expired |
| US7807870B2 | Method for altering the content of reserve substances in plants | Chemistry; Metallurgy | 24 | Expired |
| US5817309A | Antidote for hirudin and synthetic thrombin inhibitors and method of use | Human Necessities | 20 | Expired |
| US4739271A | Decoupling multiple-coil NMR probes | Physics | 19 | Expired |
| US6699694B1 | Method for producing &agr;-1,6-branched &agr;-1,4-glucans from sucrose | Chemistry; Metallurgy | 19 | Expired |
| US5923780A | Method for detecting target patterns in a texture region using probability densities | Physics | 18 | Expired |
| US5793092A | Thermoelectric radiation detectors based on perovskite doped films and superlattices | Physics | 16 | Expired |
| US4322249A | Process for the preparation of dispersion ceramics | Chemistry; Metallurgy | 13 | Expired |
| US4321163A | Lithium nitride of increased conductivity, method for its preparation, and its use | Chemistry; Metallurgy | 10 | Expired |
| US4607492A | Linear adjusting device | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4986654A | Method and apparatus for contactless acquisition of data for the locally resolved determination of the density and temperature in a measurement volume | Physics | 10 | Expired |
| US4316730A | Filter for the removal of apolar organic substances from gases | Performing Operations; Transporting | 9 | Expired |
| US5547850A | Process for determining hirudin and synthetic thrombin inhibitors | Physics | 8 | Expired |
| US4094305A | Method and an arrangement for continuously measuring the partial pressure of a gas in a sample | Human Necessities | 8 | Expired |
| US4406458A | Flange seal | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5631489A | Optoelectronic device | Electricity | 6 | Expired |
| US5726011A | Method for diagnosing chronic hepatitis B virus infection | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5910239A | Potentiometric CO.sub.2 sensor having an open titanate- or stannate-based reference electrode | Physics | 4 | Expired |
| US6212253A | Apparatus and method for X-ray absorption spectroscopy | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.