Johan Stenberg
14Patents
9h-index
6Co-inventors
65Inventor score
Filing activity: Apr 16, 1980 → Jul 1, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4647207A | Ellipsometric method and apparatus | Physics | 109 | Expired |
| US4332476A | Method and apparatus for studying surface properties | Physics | 68 | Expired |
| US4558012A | Method and member for detecting and/or measuring the concentration of a chemical substance | Physics | 62 | Expired |
| USD554491S1 | Spring | General | 52 | Expired |
| US4655595A | Ellipsometric method and apparatus for studying physical properties of the surface of a testpiece | Physics | 43 | Expired |
| US4588624A | Articles exhibiting a biocompatible surface layer | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4673584A | Process for providing articles with a biocompatible surface layer | Emerging Cross-Sectional Technologies | 24 | Expired |
| US7525093B2 | Liquid or gas sensor and method | Electricity | 17 | Expired |
| USD554984S1 | Spring | General | 11 | Expired |
| US8272850B2 | Membrane pump | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US8807965B2 | Control system for electromagnetic pumps | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9547293B2 | Control system for electromagnetic pumps | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8708665B2 | Membrane pump operating in both audible and inaudible frequency regions | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8845306B2 | Pumping system | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.