Patent assignee · DE · INDIVIDUAL

Helmut Rehlen

1Patents
0Active
1Granted
25Portfolio score

Filing activity: May 24, 1983 → May 24, 1983

Most-cited patents

PatentTitleAreaCited byStatus
US4615411A Sound-insulated flow duct and process for the manufacture thereof Emerging Cross-Sectional Technologies 70 Expired

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