Heikki Ruohonen
4Patents
4h-index
14Co-inventors
40Inventor score
Filing activity: Aug 11, 1992 → Jun 7, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5585038A | Conductive plastics material and a method for its preparation | Electricity | 26 | Expired |
| US5340499A | Electrically conductive compositions and methods for their preparation | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5585040A | Conductive plastics material and a method for its preparation | Electricity | 14 | Expired |
| US5531932A | Metal compound/protonic acid containing electrically conductive compositions and methods for their preparation | Emerging Cross-Sectional Technologies | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.