Assignee
HOUSE BM CO LTD
JP·4 granted patents·159 citations·filing 1990–2000
Top patents by PatentIndex Score
4 records- 0186US5813802ADrilling tool assembly and its center drill and cup shape drillHOUSE BM CO LTD·Filed 1996·Granted Sep 29, 1998·90 cites·17 claims
- 0269US6419428B2Circular hole cutting devicesHOUSE BM CO LTD·Filed 2000·Granted Jul 16, 2002·17 cites·9 claims
- 0368US6241434B1Drill, bit, drill tool, and manufacturing method of drill bitHOUSE BM CO LTD·Filed 1999·Granted Jun 5, 2001·29 cites·31 claims
- 0459US5035550AHole sawHOUSE BM CO LTD·Filed 1990·Granted Jul 30, 1991·23 cites·8 claims
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