Patent assignee · US · COMPANY

HD Golf Development, Inc.

4Patents
0Active
4Granted
22Portfolio score

Filing activity: Apr 10, 1996 → Jan 24, 1997

Most-cited patents

PatentTitleAreaCited byStatus
US6827656B1 Higher overall flex golf shaft Human Necessities 35 Expired
USD393675S Club head General 13 Expired
USD403039S Ball striking face plate of a golf wood General 8 Expired
USD405140S Rear cavity insert for a golf iron General 4 Expired

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