Patent assignee · US · INDIVIDUAL

David Weindel

2Patents
0Active
2Granted
20Portfolio score

Filing activity: Oct 29, 1979 → Feb 3, 1983

Most-cited patents

PatentTitleAreaCited byStatus
USD258363S Electronic keyboard musical instrument General 15 Expired
US4448413A Amusement game device Human Necessities 2 Expired

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