Individual holder
ZOLLINGER WILLIAM T
US·3 granted patents·66 citations·filing 1991–2008
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0187US8122780B1Explosion proof vehicle for tank inspectionZOLLINGER WILLIAM T·Filed 2008·Granted Feb 28, 2012·18 cites·21 claims
- 0277US5121694APipe crawler with extendable legsZOLLINGER WILLIAM T·Filed 1991·Granted Jun 16, 1992·46 cites·19 claims
- 0331US5265132AVacuum tool manipulatorZOLLINGER WILLIAM T·Filed 1992·Granted Nov 23, 1993·2 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when ZOLLINGER WILLIAM T 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 →