Lutfollah Maleki
58Patents
27h-index
25Co-inventors
88Inventor score
Filing activity: Jan 7, 1993 → Aug 22, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5723856A | Opto-electronic oscillator having a positive feedback with an open loop gain greater than one | Physics | 151 | Expired |
| US6567436B1 | Opto-electronic oscillators having optical resonators | Electricity | 114 | Expired |
| US6795481B2 | Non-spherical whispering-gallery-mode microcavity | Electricity | 98 | Expired |
| US7173749B2 | Opto-electronic feedback for stabilizing oscillators | Electricity | 93 | Expired |
| US6487233B2 | Fiber-coupled microsphere laser | Electricity | 90 | Expired |
| US6873631B2 | Integrated opto-electronic oscillators having optical resonators | Electricity | 77 | Expired |
| US7460746B2 | Tunable multi-loop opto-electronic oscillator with tunable RF or microwave filter based on optical filtering | Electricity | 61 | Active |
| US7187870B2 | Tunable balanced opto-electronic filters and applications in opto-electronic oscillators | Electricity | 59 | Expired |
| US7389053B1 | Tunable filtering of RF or microwave signals based on optical filtering in Mach-Zehnder configuration | Electricity | 57 | Active |
| US7283707B1 | Evanescently coupling light between waveguides and whispering-gallery mode optical resonators | Physics | 57 | Expired |
| US7092591B2 | Tunable optical filters having electro-optic whispering-gallery-mode resonators | Physics | 57 | Expired |
| US6987914B2 | Optical filter having coupled whispering-gallery-mode resonators | Physics | 55 | Expired |
| US7050212B2 | Active mode-locked lasers and other photonic devices using electro-optic whispering gallery mode resonators | Electricity | 54 | Expired |
| US6928091B1 | Opto-electronic oscillator including a tunable electro-optic filter | Electricity | 53 | Expired |
| US6901189B1 | Graded-index whispering gallery mode resonators | Physics | 52 | Expired |
| US7369722B2 | Coupled and non-coupled opto-electronic oscillators with enhanced performance | Electricity | 52 | Active |
| US7024069B2 | Tunable resonator-based devices for producing variable delays and narrow spectral linewidths | Physics | 52 | Expired |
| US7061335B2 | Processing of signals with regenerative opto-electronic circuits | Electricity | 52 | Expired |
| US7440651B1 | Single mode whispering-gallery-mode resonator | Electricity | 48 | Expired |
| US6922497B1 | Whispering gallery mode resonators based on radiation-sensitive materials | Physics | 48 | Expired |
| US7043117B2 | Electro-optical modulation and other optical applications using poled optical whispering gallery mode resonators | Physics | 47 | Expired |
| US7587144B2 | Tunable radio frequency and microwave photonic filters | Physics | 47 | Active |
| US6943934B1 | Nonlinear optical whispering gallery mode resonators | Physics | 43 | Expired |
| US8111722B1 | Low-noise RF oscillation and optical comb generation based on nonlinear optical resonator | Physics | 34 | Active |
| US7630417B1 | Crystal whispering gallery mode optical resonators | Electricity | 33 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.