Inventor · disambiguated record
Bill D. Andrew
Also filed as: ANDREW BILL D · ANDREW BILL DEAN
8 granted patents·283 citations·filing 1994–2000
90Inventor score
Top patents by PatentIndex Score
8 records- 0188US5612499AMethod of inserting a sensor into a pipelineTDW DELAWARE INC·Filed 1995·Granted Mar 18, 1997·81 cites·12 claims
- 0287US6550514B1Indexer system for use with a plastic pipe butt-fusion machineCONNECTRA FUSION TECHNOLOGIES·Filed 2000·Granted Apr 22, 2003·37 cites·5 claims
- 0374US5843271APlastic pipe butt fusion machine and cart assemblyTDW DELAWARE INC·Filed 1997·Granted Dec 1, 1998·39 cites·10 claims
- 0473US5439331AHigh pressure tapping apparatusTDW DELAWARE INC·Filed 1994·Granted Aug 8, 1995·42 cites·4 claims
- 0566US5770006AButt fusion machine for manufacturing full size segemented pipe turnsTDW DELAWARE INC·Filed 1997·Granted Jun 23, 1998·29 cites·1 claims
- 0660US5531250ADevice for plugging the interior of a pipeTDW DELAWARE INC·Filed 1994·Granted Jul 2, 1996·29 cites·20 claims
- 0759US5725724APlastic pipe facer for butt fusion applicationTDW DELAWARE INC·Filed 1996·Granted Mar 10, 1998·20 cites·11 claims
- 0838US5788790AMethod for butt welding thermoplastic pipe including automatic drag compensationTDW DELAWARE INC·Filed 1997·Granted Aug 4, 1998·6 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →