Patent assignee · JP · COMPANY

Shoei Kakou Kabushiki Kaisha

1Patents
0Active
1Granted
23Portfolio score

Filing activity: Aug 1, 1990 → Aug 1, 1990

Most-cited patents

PatentTitleAreaCited byStatus
US5075904A Helmet with reinforcement Performing Operations; Transporting 31 Expired

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