Inventor · Westminster, CO, US

Dirk Barthel

9Patents
2h-index
9Co-inventors
40Inventor score

Filing activity: Mar 8, 2002 → Jan 30, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7079723B2 Optical wavelength cross connect architectures using wavelength routing elements Electricity 17 Expired
US7356258B1 Optical interconnection for traffic between a pair of DWDM rings Electricity 12 Expired
US8086101B2 Multi-city DWDM wavelength link architectures and methods for upgrading Electricity 2 Active
US7155084B2 Bidirectional wavelength cross connect architectures using wavelength routing elements Electricity 2 Expired
US7720330B2 Bidirectional wavelength cross connect architectures using wavelength routing elements Electricity 2 Active
US7349594B2 Bidirectional wavelength cross connect architectures using wavelength routing elements Electricity 0 Active
US9223090B2 Bidirectional wavelength cross connect architectures using wavelength routing elements Electricity 0 Active
US8363991B2 Bidirectional wavelength cross connect architectures using wavelength routing elements Electricity 0 Active
US8693821B2 Bidirectional wavelength cross connect architectures using wavelength routing elements Electricity 0 Active

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