Toshimi Murai
9Patents
6h-index
11Co-inventors
56Inventor score
Filing activity: May 4, 1983 → Feb 27, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6293246A | Spark-assist type self-ignition engine | Emerging Cross-Sectional Technologies | 92 | Expired |
| US6102003A | Apparatus for detecting concentration of fuel vapor in lean-burn internal combustion engine, and applied apparatus thereof | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6044831A | Fuel vapor feed controlling apparatus for lean burn type internal combustion engine | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US6438945B1 | Evaporated fuel treatment device of an engine | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6253743A | Fuel vapor control apparatus | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6145306A | Exhaust gas purifying of lean-burn internal combustion engine | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4697567A | Air-fuel ratio control system of internal combustion engine | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4522180A | Air-fuel ratio control apparatus | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6257218A | Fuel vapor feed controlling apparatus for a lean burn type internal combustion engine | Mechanical Engineering; Lighting; Heating | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.