Inventor · disambiguated record
William M. Orr
Also filed as: ORR WILLIAM M
12 granted patents·2 pending applications·311 citations·filing 1990–2024
91Inventor score
Top patents by PatentIndex Score
14 records- 0193US8997772B2Backflow prevention and method of manufactureNOLL BRAD L·Filed 2011·Granted Apr 7, 2015·30 cites·16 claims
- 0293US6513543B1Backflow preventer valveZURN IND INC·Filed 2000·Granted Feb 4, 2003·65 cites·20 claims
- 0392US5191534AEngineering and manufacturing change control mechanismIBM·Filed 1990·Granted Mar 2, 1993·138 cites·14 claims
- 0483US11106227B2Pressure reducing valve with an integral venturiZURN IND LLC·Filed 2020·Granted Aug 31, 2021·2 cites·20 claims
- 0583US6581626B2Backflow prevention apparatusZURN IND INC·Filed 2001·Granted Jun 24, 2003·51 cites·30 claims
- 0680US11835971B2Pressure reducing valve with an integral venturiZURN IND LLC·Filed 2021·Granted Dec 5, 2023·1 cites·15 claims
- 0778US7784483B2Backflow preventerZURN IND LLC·Filed 2006·Granted Aug 31, 2010·21 cites·15 claims
- 0876US10914391B2Backflow prevention and method of manufactureZURN IND LLC·Filed 2015·Granted Feb 9, 2021·2 cites·18 claims
- 0973US11629792B2Backflow prevention and method of manufactureZURN IND LLC·Filed 2022·Granted Apr 18, 2023·0 cites·20 claims
- 1068US2024036592A1Pressure reducing valve with an integral venturiZURN IND LLC·Filed 2023·Application pending·0 cites
- 1167US11384853B2Backflow prevention and method of manufactureZURN IND LLC·Filed 2021·Granted Jul 12, 2022·0 cites·19 claims
- 1267US7905250B2Dual chamber adapterZURN IND LLC·Filed 2007·Granted Mar 15, 2011·1 cites·29 claims
- 1356US2025155038A1Check valve having pivoting linkZURN WATER LLC·Filed 2024·Application pending·0 cites
- 1451US8215328B2Dual chamber adapterNOLL BRAD L·Filed 2010·Granted Jul 10, 2012·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →