Inventor · Belmont, MA, US

John D. Joannopoulos

124Patents
46h-index
134Co-inventors
93Inventor score

Filing activity: Jul 27, 1992 → Feb 22, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7741734B2 Wireless non-radiative energy transfer Emerging Cross-Sectional Technologies 918 Active
US7825543B2 Wireless energy transfer Emerging Cross-Sectional Technologies 562 Active
US8076801B2 Wireless energy transfer, including interference enhancement Electricity 393 Active
US8097983B2 Wireless energy transfer Emerging Cross-Sectional Technologies 364 Active
US8084889B2 Wireless non-radiative energy transfer Emerging Cross-Sectional Technologies 344 Active
US8395282B2 Wireless non-radiative energy transfer Emerging Cross-Sectional Technologies 293 Active
US6573813B1 All-dielectric coaxial waveguide with annular sections Electricity 291 Expired
US5999308A Methods and systems for introducing electromagnetic radiation into photonic crystals Physics 288 Expired
US6728439B2 Electromagnetic mode conversion in photonic crystal multimode waveguides Physics 264 Expired
US8022576B2 Wireless non-radiative energy transfer Emerging Cross-Sectional Technologies 261 Active
US8076800B2 Wireless non-radiative energy transfer Emerging Cross-Sectional Technologies 255 Active
US8400018B2 Wireless energy transfer with high-Q at high efficiency Emerging Cross-Sectional Technologies 242 Active
US7567740B2 Thermal sensing fiber devices Physics 239 Active
US6917431B2 Mach-Zehnder interferometer using photonic band gap crystals Electricity 229 Expired
US7805029B2 Thermal sensing fiber devices Physics 227 Active
US8362651B2 Efficient near-field wireless energy transfer using adiabatic system variations Electricity 222 Active
US8400022B2 Wireless energy transfer with high-Q similar resonant frequency resonators Emerging Cross-Sectional Technologies 212 Active
US8400023B2 Wireless energy transfer with high-Q capacitively loaded conducting loops Emerging Cross-Sectional Technologies 210 Active
US8400019B2 Wireless energy transfer with high-Q from more than one source Emerging Cross-Sectional Technologies 208 Active
US8400024B2 Wireless energy transfer across variable distances Emerging Cross-Sectional Technologies 206 Active
US8400021B2 Wireless energy transfer with high-Q sub-wavelength resonators Emerging Cross-Sectional Technologies 205 Active
US8400020B2 Wireless energy transfer with high-Q devices at variable distances Emerging Cross-Sectional Technologies 205 Active
US8395283B2 Wireless energy transfer over a distance at high efficiency Emerging Cross-Sectional Technologies 204 Active
US5955749A Light emitting device utilizing a periodic dielectric structure Electricity 185 Expired
US6058127A Tunable microcavity and method of using nonlinear materials in a photonic crystal Physics 139 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.