Kernforschungsanlage Lulich Gesellschaft mit beschrankter Haftung
359Patents
0Active
359Granted
41Portfolio score
Filing activity: Dec 20, 1971 → Jul 2, 1991
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4949039A | Magnetic field sensor with ferromagnetic thin layers having magnetically antiparallel polarized components | Physics | 134 | Expired |
| US4785177A | Kinematic arrangement for the micro-movements of objects | Electricity | 101 | Expired |
| US4699637A | Hydrogen permeation membrane | Chemistry; Metallurgy | 94 | Expired |
| US4055799A | Method of and device for measuring elastic and di-electric properties of the diaphragm of living cells | Physics | 84 | Expired |
| US4713234A | Process and apparatus for conversion of water vapor with coal or hydrocarbon into a product gas | Emerging Cross-Sectional Technologies | 77 | Expired |
| US5126610A | Axially stabilized magnetic bearing having a permanently magnetized radial bearing | Mechanical Engineering; Lighting; Heating | 77 | Expired |
| US4620752A | Magnetic bearing having triaxial position stabilization | Mechanical Engineering; Lighting; Heating | 67 | Expired |
| US4589891A | Hydrogen permeatin membrane, process for its manufacture and use | Emerging Cross-Sectional Technologies | 66 | Expired |
| US4634875A | Transitory storage for highly-radioactive wastes | Physics | 63 | Expired |
| US4203840A | Method of and apparatus for centrifugal separation of liquid phases | Performing Operations; Transporting | 55 | Expired |
| US4323547A | Labeled fatty acids and method of making and using same | Human Necessities | 54 | Expired |
| US4655797A | Fine screen and fine screen stack, their use and process for the manufacture of fine screens | Performing Operations; Transporting | 52 | Expired |
| US4398773A | Magnetic suspension assembly for a rotor | Mechanical Engineering; Lighting; Heating | 51 | Expired |
| US4347671A | Vacuum-drying method and apparatus | Human Necessities | 48 | Expired |
| US4496373A | Diffusion membrane and process for separating hydrogen from gas mixture | Chemistry; Metallurgy | 46 | Expired |
| US4269826A | Physiological preparation containing loaded cells in suspension and a magnetic agent for local concentration thereof in a living body | Human Necessities | 43 | Expired |
| US4651813A | Thermostat for the setting of a constant temperature for a fluid | Physics | 41 | Expired |
| US4668261A | Apparatus for the separation of a gas component from a gas mixture by freezeout | Mechanical Engineering; Lighting; Heating | 38 | Expired |
| US4626506A | Process and device for the determination of cells secreting cellular contents | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4080429A | Method of and apparatus for separating krypton from radioactive waste gases | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4699881A | Chamber for the treatment of cells in an electric field | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4081340A | Method of and device for increasing the permeability of the skin of cells of living beings | Chemistry; Metallurgy | 31 | Expired |
| US4201827A | Magnetically supported particle matrix for accumulating or affecting substances dissolved or finely dispersed in a liquid or gas | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4702784A | Process for production of a tungsten carbide-activated electrode | Chemistry; Metallurgy | 29 | Expired |
| US4961529A | Method and components for bonding a silicon carbide molded part to another such part or to a metallic part | Emerging Cross-Sectional Technologies | 28 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.