Patent assignee · KR · COMPANY

LIGHTRON FIGER-OPTIC DEVICES INC.

5Patents
5Active
5Granted
43Portfolio score

Filing activity: Sep 10, 2005 → Nov 20, 2018 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US10128972B2 Method for converting wavelength of optical signal in passive optical network Electricity 1 Active
US8206044B2 Integrated optical sub-assembly Physics 1 Active
US9335770B2 Optical transceiver capable of controlling self-heating according to temperature Electricity 1 Active
US10120142B2 Optical transceiver module with dual band pass WDM coupler embedded therein Electricity 1 Active
US10591683B2 Passive optical network-based video overlay pluggable type optical network device Physics 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.