Assignee
PATTERSON WILLIAM N
US·6 granted patents·58 citations·filing 1987–2010
Top patents by PatentIndex Score
6 records- 0179US8173946B1Method of intercepting incoming projectilePATTERSON WILLIAM N·Filed 2008·Granted May 8, 2012·19 cites·19 claims
- 0271US7665514B2Drill stem guide and wrench apparatusPATTERSON WILLIAM N·Filed 2007·Granted Feb 23, 2010·13 cites·13 claims
- 0365US7681664B2Internally dampened percussion rock drillPATTERSON WILLIAM N·Filed 2008·Granted Mar 23, 2010·6 cites·15 claims
- 0445US8028772B2Internally dampened percussion rock drillPATTERSON WILLIAM N·Filed 2010·Granted Oct 4, 2011·0 cites·13 claims
- 0545US5050688ARock drill feed supportPATTERSON WILLIAM N·Filed 1989·Granted Sep 24, 1991·17 cites·13 claims
- 0629US5064002AConcentric drill rod assemblies for percussion rock drillsPATTERSON WILLIAM N·Filed 1987·Granted Nov 12, 1991·3 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →