Patent assignee · CA · INDIVIDUAL

Joseph J. K. Ma

2Patents
2Active
2Granted
38Portfolio score

Filing activity: Mar 9, 2021 → Mar 9, 2021

Most-cited patents

PatentTitleAreaCited byStatus
US11213383B2 Ocular systems, devices, and methods Electricity 0 Active
US11160650B2 Ocular systems, devices, and methods Electricity 0 Active

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