Inventor · disambiguated record
William E. Sandford
Also filed as: SANDFORD WILLIAM E
9 granted patents·128 citations·filing 1985–1999
88Inventor score
Files withTRI TOOL INC9
Top patents by PatentIndex Score
9 records- 0174US4646413ATube extractor drill jigTRI TOOL INC·Filed 1985·Granted Mar 3, 1987·31 cites·8 claims
- 0265US4981055APortable facing toolTRI TOOL INC·Filed 1989·Granted Jan 1, 1991·21 cites·16 claims
- 0363US4784028AMandrel assembly for a portable latheTRI TOOL INC·Filed 1986·Granted Nov 15, 1988·21 cites·14 claims
- 0455US5671646ATube end squaring toolTRI TOOL INC·Filed 1995·Granted Sep 30, 1997·21 cites·17 claims
- 0551US5515756ARoller cutter module with force equalizerTRI TOOL INC·Filed 1994·Granted May 14, 1996·15 cites·12 claims
- 0645US5868531ATool bit with undercut hook radiusTRI TOOL INC·Filed 1997·Granted Feb 9, 1999·9 cites·3 claims
- 0739USD383960STube end squaring toolTRI TOOL INC·Filed 1995·Granted Sep 23, 1997·4 cites·1 claims
- 0838US6042309ATool bit with undercut hook radiusTRI TOOL INC·Filed 1999·Granted Mar 28, 2000·6 cites·3 claims
- 0924USD303487SPortable pipe end preparation tool with right angle feed controlTRI TOOL INC·Filed 1985·Granted Sep 19, 1989·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →