Eiichi Koujina
2Patents
2h-index
10Co-inventors
34Inventor score
Filing activity: Oct 12, 1989 → Aug 7, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4976241A | Method for determining combustion condition in spark ignition internal combustion engine and combustion condition control device | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5150300A | Ignition timing controller for spark-ignition internal combustion engine using estimated cylinder wall temperature | Emerging Cross-Sectional Technologies | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.