Assignee
WARREN AUTOMATIC TOOL CO
4 granted patents·30 citations·filing 1975–1976
Top patents by PatentIndex Score
4 records- 0154US3994166AApparatus for eliminating differential pressure surgesWARREN AUTOMATIC TOOL CO·Filed 1975·Granted Nov 30, 1976·22 cites·16 claims
- 0233US4099536AMethod and apparatus for controlling a surging flow in a closed conduitWARREN AUTOMATIC TOOL CO·Filed 1976·Granted Jul 11, 1978·5 cites·19 claims
- 0326US4000645AApparatus for pneumatically monitoring conditions of a well circulating systemWARREN AUTOMATIC TOOL CO·Filed 1975·Granted Jan 4, 1977·2 cites·26 claims
- 0424US3994176APneumatic apparatus for measuring rate of movementWARREN AUTOMATIC TOOL CO·Filed 1975·Granted Nov 30, 1976·1 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when WARREN AUTOMATIC TOOL CO files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →