Patent assignee · NO · COMPANY

Ing. Per Gjerdrum AS

2Patents
2Active
2Granted
43Portfolio score

Filing activity: Sep 29, 2004 → Dec 8, 2009 · 2 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8845298B2 Driving arrangement for a pump or compressor Electricity 13 Active
US7823607B2 System tank and output unit for transporting untreated drill cuttings Emerging Cross-Sectional Technologies 1 Active

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