Lumenition Limited
12Patents
0Active
12Granted
30Portfolio score
Filing activity: Jan 8, 1973 → Sep 18, 1980
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3978720A | Combustion detector for internal combustion engines | Physics | 26 | Expired |
| US4171687A | Revolution limiters | Physics | 9 | Expired |
| US4259939A | Four lead monolithic Darlingtons | Electricity | 7 | Expired |
| US4292939A | Fail safe devices for use with devices for limiting the speed of revolution of an internal combustion engine | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US3945350A | Fuel injection systems for internal combustion engines | Emerging Cross-Sectional Technologies | 6 | Expired |
| US3981282A | Ignition systems and fuel injection systems for internal combustion engines | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4130096A | Ignition systems for internal combustion engines | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4254748A | Ignition systems for internal combustion system | Emerging Cross-Sectional Technologies | 1 | Expired |
| USRE30858E | Ignition systems for internal combustion engines | General | 0 | Expired |
| USRE30418E | Opto-electronic ignition systems for internal combustion engines | General | 0 | Expired |
| USRE31709E | Ignition systems for internal combustion engines | General | 0 | Expired |
| USRE29561E | Fuel injection systems for internal combustion engines | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.