Patent assignee · JP · COMPANY

GEOSTR Corporation

12Patents
0Active
12Granted
34Portfolio score

Filing activity: Aug 16, 1984 → Jan 13, 2003

Most-cited patents

PatentTitleAreaCited byStatus
US4943974A Detection of burst signal transmissions Electricity 123 Expired
US4744083A Satellite-based position determining and message transfer system with monitoring of link quality Electricity 80 Expired
US4965586A Position determination and message transfer system employing satellites and stored terrain map Physics 64 Expired
US4839656A Position determination and message transfer system employing satellites and stored terrain map Physics 43 Expired
US5036523A Automatic frequency control of satellite transmitted spread spectrum signals Electricity 30 Expired
US6443663B1 Self-locking clamp for engaging soil-reinforcing sheet in earth retaining wall and method Fixed Constructions 23 Expired
US6447211B1 Blocks and connector for mechanically-stabilized earth retaining wall having soil-reinforcing sheets and method for constructing same Fixed Constructions 13 Expired
US6443662B1 Connector for engaging soil-reinforcing grid to an earth retaining wall and method for same Fixed Constructions 12 Expired
US6457911B1 Blocks and connector for mechanically-stabilized earth retaining wall having soil-reinforcing sheets Fixed Constructions 10 Expired
US6884004B1 Tensile reinforcement-to retaining wall mechanical connection and method Fixed Constructions 8 Expired
US6467357B1 Clamping apparatus and method for testing strength characteristics of sheets Physics 6 Expired
US7004679B2 Easily-cuttable tunnel segment structure Fixed Constructions 4 Expired

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