Assignee
WILLIAMSON DON
US·4 granted patents·2 citations·filing 2007–2010
Top patents by PatentIndex Score
4 records- 0148US9097077B2Downhole chemical delivery system and methodWILLIAMSON DON·Filed 2009·Granted Aug 4, 2015·2 cites·32 claims
- 0245US8833452B2Chemical diversion techniqueWILLIAMSON DON·Filed 2010·Granted Sep 16, 2014·0 cites·13 claims
- 0342US8646530B2Chemical diversion techniqueWILLIAMSON DON·Filed 2009·Granted Feb 11, 2014·0 cites·24 claims
- 0439US8627889B2Drilling and fracturing fluidWILLIAMSON DON·Filed 2007·Granted Jan 14, 2014·0 cites·20 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →