Polhemus Navigation Sciences, Inc.
2Patents
0Active
2Granted
28Portfolio score
Filing activity: Feb 21, 1975 → Feb 24, 1975
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3983474A | Tracking and determining orientation of object using coordinate transformation means, system and process | Physics | 357 | Expired |
| US4017858A | Apparatus for generating a nutating electromagnetic field | Mechanical Engineering; Lighting; Heating | 281 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.