Assignee
BIG IRON DRILLING LTD
CA·5 granted patents·106 citations·filing 1994–1998
Top patents by PatentIndex Score
5 records- 0165US5502978AWater cooling apparatusBIG IRON DRILLING LTD·Filed 1994·Granted Apr 2, 1996·39 cites·6 claims
- 0258US5368698AWater distillation apparatusBIG IRON DRILLING LTD·Filed 1994·Granted Nov 29, 1994·26 cites·10 claims
- 0356US6059967ADistributor device for water conditioner backflush apparatusBIG IRON DRILLING LTD·Filed 1998·Granted May 9, 2000·25 cites·7 claims
- 0440US5472609AWater conditioner backflush deviceBIG IRON DRILLING LTD·Filed 1995·Granted Dec 5, 1995·9 cites·7 claims
- 0530US5503224ACasing drive apparatusBIG IRON DRILLING LTD·Filed 1995·Granted Apr 2, 1996·7 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →