Assignee
INOUE HACHIRO
4 granted patents·271 citations·filing 1981–1992
Top patents by PatentIndex Score
4 records- 0193US4396076AUnder-reaming pile bore excavatorINOUE HACHIRO·Filed 1981·Granted Aug 2, 1983·156 cites·6 claims
- 0287US4407376AUnder-reaming pile bore excavatorINOUE HACHIRO·Filed 1981·Granted Oct 4, 1983·92 cites·4 claims
- 0348US4488606AMethod of excavating an under-reamed pile boreINOUE HACHIRO·Filed 1983·Granted Dec 18, 1984·17 cites·3 claims
- 0436US5234062AAutomatic evacuation drilling bucketINOUE HACHIRO·Filed 1992·Granted Aug 10, 1993·6 cites·4 claims
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