Patent assignee · FR · COMPANY

SAPPEL

7Patents
2Active
7Granted
30Portfolio score

Filing activity: Nov 22, 1983 → Oct 14, 2013

Most-cited patents

PatentTitleAreaCited byStatus
US5259251A Device for counting rotations Physics 15 Expired
US4811600A Device for making flowmeter tamperproof Emerging Cross-Sectional Technologies 7 Expired
US7576533B2 Inductive angular-position sensor Physics 6 Expired
US5576489A Measuring device for oscillating piston liquid meter Physics 5 Expired
US4561312A Turbine for a multijet liquid flow meter Physics 5 Expired
US9109624B2 Fluid turbine flow meter with centering bearing Physics 0 Active
US9074916B2 Fluid turbine flow meter Physics 0 Active

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