Assignee
HOUGEN EVERETT D
23 granted patents·664 citations·filing 1975–1995
Top patents by PatentIndex Score
23 records- 0193US4452554AAnnular hole cutterHOUGEN EVERETT D·Filed 1983·Granted Jun 5, 1984·60 cites·10 claims
- 0292US4261673AMagnetic base drillHOUGEN EVERETT D·Filed 1979·Granted Apr 14, 1981·55 cites·43 claims
- 0390US4619532AShaker for paint containersHOUGEN EVERETT D·Filed 1984·Granted Oct 28, 1986·71 cites·23 claims
- 0485US4322187AAnnular hole cutterHOUGEN EVERETT D·Filed 1980·Granted Mar 30, 1982·39 cites·11 claims
- 0584US3969036AMagnetic drillHOUGEN EVERETT D·Filed 1975·Granted Jul 13, 1976·35 cites·9 claims
- 0683US5094573AMultidirectional cutting toolHOUGEN EVERETT D·Filed 1988·Granted Mar 10, 1992·52 cites·58 claims
- 0781US4322188AAnnular hole cutterHOUGEN EVERETT D·Filed 1980·Granted Mar 30, 1982·33 cites·7 claims
- 0878US5203650AMethod and apparatus for drilling holesHOUGEN EVERETT D·Filed 1992·Granted Apr 20, 1993·52 cites·9 claims
- 0975US4538944AAnnular cutterHOUGEN EVERETT D·Filed 1983·Granted Sep 3, 1985·27 cites·9 claims
- 1072US4871287AAnnular cutter having radial clearanceHOUGEN EVERETT D·Filed 1988·Granted Oct 3, 1989·26 cites·25 claims
- 1170US4632610AAnnular hole cutterHOUGEN EVERETT D·Filed 1985·Granted Dec 30, 1986·23 cites·46 claims
- 1269US4813819AMethod for cutting holesHOUGEN EVERETT D·Filed 1988·Granted Mar 21, 1989·22 cites·12 claims
- 1369US4204783AMachine for cutting holes with annular cuttersHOUGEN EVERETT D·Filed 1979·Granted May 27, 1980·17 cites·32 claims
- 1469US4193721AArbor for annular hole cutterHOUGEN EVERETT D·Filed 1979·Granted Mar 18, 1980·19 cites·19 claims
- 1569US4047827AAccessory support plates for a magnet base drillHOUGEN EVERETT D·Filed 1976·Granted Sep 13, 1977·19 cites·12 claims
- 1667US4514120AChip breaker for annular hole cutting toolsHOUGEN EVERETT D·Filed 1982·Granted Apr 30, 1985·21 cites·10 claims
- 1763US4952102AAnnular hole cutterHOUGEN EVERETT D·Filed 1989·Granted Aug 28, 1990·17 cites·19 claims
- 1862US4557641AAnnular cutterHOUGEN EVERETT D·Filed 1983·Granted Dec 10, 1985·17 cites·9 claims
- 1960US5145296AApparatus and method for cutting holesHOUGEN EVERETT D·Filed 1990·Granted Sep 8, 1992·22 cites·11 claims
- 2058US4131384AArbor for annular hole cutterHOUGEN EVERETT D·Filed 1977·Granted Dec 26, 1978·13 cites·12 claims
- 2144US5207539APower feed mechanism for rotary cutting toolHOUGEN EVERETT D·Filed 1990·Granted May 4, 1993·10 cites·20 claims
- 2244US4892447ATorque restraining device for drill with self-attaching baseHOUGEN EVERETT D·Filed 1988·Granted Jan 9, 1990·9 cites·30 claims
- 2338USD365581SRail drillHOUGEN EVERETT D·Filed 1995·Granted Dec 26, 1995·5 cites·1 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →