Forney Engineering Company
20Patents
0Active
20Granted
36Portfolio score
Filing activity: Apr 26, 1974 → Aug 25, 1982
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4413314A | Industrial process control system | Physics | 176 | Expired |
| US4347563A | Industrial control system | Physics | 119 | Expired |
| US4304001A | Industrial control system with interconnected remotely located computer control units | Physics | 114 | Expired |
| US4396977A | Industrial process control system | Physics | 87 | Expired |
| US4443861A | Combined mode supervisory program-panel controller method and apparatus for a process control system | Physics | 68 | Expired |
| US4410983A | Distributed industrial control system with remote stations taking turns supervising communications link between the remote stations | Physics | 68 | Expired |
| US4035137A | Burner unit | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US4208650A | Data transmission system | Electricity | 39 | Expired |
| US4352103A | Industrial control system | Physics | 34 | Expired |
| US4253148A | Distributed single board computer industrial control system | Emerging Cross-Sectional Technologies | 34 | Expired |
| US3975622A | Programmable logic controller system | Physics | 30 | Expired |
| US4052602A | Load and radius indicating system | Performing Operations; Transporting | 22 | Expired |
| US4365297A | Industrial control system with distributed computer implemented logic | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4520390A | Burner monitoring system | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US3960320A | Combustion optimizer | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US4037113A | Flame detector | Physics | 11 | Expired |
| US4191214A | Sequential operating mechanism for valves | Emerging Cross-Sectional Technologies | 10 | Expired |
| US3981195A | Silo level measuring system | Performing Operations; Transporting | 8 | Expired |
| US3999933A | Burner control system | Physics | 7 | Expired |
| US3934557A | Low fire light-off apparatus | Mechanical Engineering; Lighting; Heating | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.