Assignee
HALL L D
2 granted patents·1 pending application·57 citations·filing 1976–2009
Top patents by PatentIndex Score
3 records- 0163US4103739ASand release apparatus for a pumpHALL L D·Filed 1976·Granted Aug 1, 1978·31 cites·8 claims
- 0260US5018581ASand release apparatus and methodHALL L D·Filed 1990·Granted May 28, 1991·26 cites·19 claims
- 0334US2010236787A1Well Release System and MethodHALL L D·Filed 2009·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when HALL L D 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 →