Patent assignee · CH · COMPANY

IR Microsystems SA

5Patents
3Active
5Granted
33Portfolio score

Filing activity: Jul 30, 2004 → Jan 8, 2008 · 3 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7180595B2 Gas detection method and gas detector device Physics 13 Expired
US7605922B2 Method and gas sensor for performing quartz-enhanced photoacoustic spectroscopy Physics 11 Active
US7414727B2 Gas detection method and gas detection device Physics 3 Active
US7183553B1 Gas detection method and gas detection device Physics 3 Expired
US7636153B2 Gas sensor Physics 2 Active

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