Patent assignee · US · COMPANY

Ashtech, Inc.

2Patents
0Active
2Granted
29Portfolio score

Filing activity: Apr 6, 1992 → Apr 28, 1992

Most-cited patents

PatentTitleAreaCited byStatus
US5293170A Global positioning system receiver digital processing technique Physics 349 Expired
US5347546A Method and apparatus for prefiltering a global positioning system receiver Electricity 51 Expired

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