Individual holder
STEGALL WILLIAM A
US·2 granted patents·49 citations·filing 1987–1995
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
2 records- 0167US5720875AWaste treatment system having means for controlling filtered backwashSTEGALL WILLIAM A·Filed 1995·Granted Feb 24, 1998·27 cites·9 claims
- 0255US4834879ATwo-stage waste water treatment system for single family residences and the likeSTEGALL WILLIAM A·Filed 1987·Granted May 30, 1989·22 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when STEGALL WILLIAM A 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 →