Timothy E. Graff
34Patents
5h-index
32Co-inventors
69Inventor score
Filing activity: Nov 21, 1986 → Jan 5, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5267120A | Relay control apparatus | Electricity | 41 | Expired |
| US5055962A | Relay actuation circuitry | Electricity | 39 | Expired |
| US4688158A | Flyback power supply | Electricity | 23 | Expired |
| US6781097B2 | System and method for proportional control of oven heating elements | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US10041818B2 | Wireless temperature and/or humidity sensor assembly | Electricity | 6 | Active |
| US4787008A | Electronic latch circuitry | Electricity | 4 | Expired |
| USD939126S1 | Linear LED fixture | General | 4 | Active |
| USD808560S1 | Lighting fixture | General | 3 | Active |
| USD866039S1 | LED fixture | General | 3 | Active |
| US7095333B2 | Method and apparatus for enabling optical communication through low intensity indicators in an appliance that uses a vacuum fluorescent display | Physics | 3 | Expired |
| US11112074B2 | Mounting arrangement for a fixture having a mounting plate with wiring and driving compartment and holes for rope to be threaded therethrough | Mechanical Engineering; Lighting; Heating | 2 | Active |
| USD802196S1 | Lighting fixture | General | 2 | Active |
| USD935064S1 | Explosion proof standard linear LED lighting fixture | General | 1 | Active |
| US10473318B2 | LED fixture with air gap and heat dissipation | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11076504B2 | Arrangement for dissipating heat of a power supply unit in a housing | Emerging Cross-Sectional Technologies | 1 | Active |
| US11553571B2 | Luminaire as an intrinsically safe power source | Electricity | 1 | Active |
| US11181253B2 | LED fixture housing with hinged side door | Mechanical Engineering; Lighting; Heating | 1 | Active |
| USD934806S1 | Linear LED series emergency battery backup luminaire | General | 0 | Active |
| US10480763B2 | Enclosure for lighting systems | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11265989B2 | Low voltage LED lighting fixture | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11828440B2 | IEC zone 1 rated LED light engine using pre-molded optic | Electricity | 0 | Active |
| USD935065S1 | Explosion proof emergency linear LED lighting fixture | General | 0 | Active |
| US10274170B2 | Drain system for a luminaire | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12156313B2 | Controlling networked dimmable luminaires based on energy consumption | Emerging Cross-Sectional Technologies | 0 | Active |
| US10591147B2 | Connection mechanism | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.