Inventor · Columbia, MD, US

John Hryniewicz

12Patents
4h-index
22Co-inventors
60Inventor score

Filing activity: Aug 17, 1992 → Mar 9, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5228103A Monolithically integrated wavelength division multiplexing laser array Physics 71 Expired
US6614977B2 Use of deuterated gases for the vapor deposition of thin films for low-loss optical devices and waveguides Physics 36 Expired
US7792403B1 Adiabatic polarization converter Physics 15 Expired
US6771868B2 Use of deuterated gases for the vapor deposition of thin films for low-loss optical devices and waveguides Physics 5 Expired
US7282311B2 Method of forming an integrated optical circuit Physics 4 Expired
US6859603B2 Method for fabrication of vertically coupled integrated optical structures Physics 3 Expired
US7526151B1 Highly symmetric optical structures Physics 2 Active
US8213802B2 Receiver on a photonic IC Electricity 2 Active
US8213799B2 Optical receiver including a filter on a planar lightwave circuit Electricity 1 Active
US12261413B2 Tunable laser assembly and method of control Electricity 0 Active
US12322926B2 Tunable laser assembly Electricity 0 Active
US7468237B2 Integrated optical circuits having drop-in locations for optical circuit elements Physics 0 Active

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