Sinvent AS
75Patents
37Active
75Granted
48Portfolio score
Filing activity: Jul 2, 1991 → Dec 3, 2018 · 22 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6645769B2 | Reservoir monitoring | Emerging Cross-Sectional Technologies | 93 | Expired |
| US5245836A | Method and device for high side pressure regulation in transcritical vapor compression cycle | Mechanical Engineering; Lighting; Heating | 91 | Expired |
| US5585241A | Method of assay | Emerging Cross-Sectional Technologies | 75 | Expired |
| US5559893A | Method and device for active noise reduction in a local area | Physics | 66 | Expired |
| US5739042A | Method of assay | Emerging Cross-Sectional Technologies | 42 | Expired |
| US6672385B2 | Combined liner and matrix system | Performing Operations; Transporting | 40 | Expired |
| US5971604A | Mixing valve with adjustable regulating elements and central chamber | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5497631A | Transcritical vapor compression cycle device with a variable high side volume element | Mechanical Engineering; Lighting; Heating | 38 | Expired |
| US7464609B2 | Means for measuring fluid flow in a pipe | Physics | 35 | Expired |
| US5677373A | Process for preparing a dispersion and for preparing polymer particles | Chemistry; Metallurgy | 27 | Expired |
| US8277739B2 | Method and reactor for producing carbon nanotubes | Performing Operations; Transporting | 26 | Active |
| US5763203A | Immobilization and separation of cells and other particles | Physics | 22 | Expired |
| US6774276B1 | Method and system for transporting a flow of fluid hydrocarbons containing water | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6821486B1 | Multiautoclave for combinatorial synthesis of zeolites and other materials | Chemistry; Metallurgy | 20 | Expired |
| US5723346A | Method of assay using two distinguishable types of particles | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5593043A | Rotor for mechanical air classifiers | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US6858434B1 | Method for synthesis, separation and screening of a plurality of compounds in the same bulk of a stationary phase | Chemistry; Metallurgy | 16 | Expired |
| US7851183B2 | Genes encoding a nystatin polyketide synthase and their manipulation and utility | Chemistry; Metallurgy | 16 | Active |
| US7261810B2 | Method and system for transporting flows of fluid hydrocarbons containing wax, asphaltenes, and/or other precipitating solids | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5394709A | Thermodynamic systems including gear type machines for compression or expansion of gases and vapors | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5655378A | Trans-critical vapor compression device | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US7380513B2 | Fairing for reducing watercurrent-induced stresses on a marine riser | Performing Operations; Transporting | 12 | Expired |
| US6751984B2 | Method and device for small scale liquefaction of a product gas | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US7185506B2 | Reversible vapor compression system | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US7164479B2 | Optical displacement sensor | Physics | 10 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.