Patent assignee · US · COMPANY

Spessard Manufacturing, LLC

1Patents
1Active
1Granted
41Portfolio score

Filing activity: Mar 15, 2013 → Mar 15, 2013

Most-cited patents

PatentTitleAreaCited byStatus
US9352208B2 Electronic home plate for baseball and softball games and method for automatic determination of presence, position and speed of a ball relative to the strike zone Human Necessities 4 Active

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