Young Ahn Leem
28Patents
5h-index
32Co-inventors
65Inventor score
Filing activity: Jul 31, 2003 → Mar 7, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8774243B2 | Dual mode semiconductor laser and terahertz wave apparatus using the same | Electricity | 10 | Active |
| US7680169B2 | Self-mode locked multi-section semiconductor laser diode | Electricity | 8 | Expired |
| US7693361B2 | Hybrid laser diode | Electricity | 6 | Active |
| US7174070B2 | Ultrahigh-frequency light source using dual-wavelength laser with 3-dB beam splitter and method of manufacturing the same | Electricity | 5 | Expired |
| US7933524B2 | Apparatus for and method of generating millimeter waves | Electricity | 5 | Active |
| US8599893B2 | Terahertz wave generator | Electricity | 4 | Active |
| US8644714B2 | Multi-wavelength optical source generator | Electricity | 4 | Active |
| US8213478B2 | Laser device | Electricity | 3 | Active |
| US9036969B2 | Spot size converters and methods of manufacturing the same | Physics | 3 | Active |
| US7995625B2 | Resonator of hybrid laser diode | Electricity | 3 | Active |
| US7924492B2 | Optical device including gate insulating layer having edge effect | Physics | 3 | Active |
| US7745836B2 | High-power, broad-band, superluminescent diode and method of fabricating the same | Electricity | 3 | Active |
| US7813388B2 | Self-pulsating laser diode | Electricity | 2 | Active |
| US9927484B2 | Radio frequency probe apparatus | Electricity | 2 | Active |
| US7974326B2 | Hybrid laser diode for single mode operation and method of fabricating the same | Electricity | 2 | Active |
| US8149890B2 | Multiple distributed feedback laser devices | Electricity | 1 | Active |
| US8853633B2 | THz-wave generation /detection modules and devices including the same | Physics | 1 | Active |
| US6928098B2 | High frequency optical pulse source | Electricity | 1 | Expired |
| US10852617B2 | Light comb generating device and spectrometers including same | Physics | 1 | Active |
| US7720128B2 | Laser diode generating passive mode and method of creating optical pulse using the same diode | Electricity | 1 | Expired |
| US7489873B2 | Optical signal retiming, reshaping, and reamplifying (3R) regeneration system having monolithically integrated Mach Zehnder interferometer and self-pulsating laser diode | Electricity | 0 | Active |
| US7356263B2 | Signal processor for converting signal | Electricity | 0 | Active |
| US8837537B2 | Laser diode for controlling spatial hole burning and optical pulse generating method | Electricity | 0 | Active |
| US7277222B2 | Apparatus and method for wavelength conversion and clock signal extraction using semiconductor optical amplifiers | Electricity | 0 | Active |
| US8346026B2 | Photoelectric device using PN diode and silicon integrated circuit (IC) including the photoelectric device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.