Inventor · disambiguated record
William Martin Silvis
Also filed as: SILVIS WILLIAM M · SILVIS WILLIAM MARTIN
31 granted patents·2 pending applications·275 citations·filing 1996–2020
97Inventor score
Files withAVL NORTH AMERICA INC14AVL TEST SYSTEMS INC8HORIBA INSTR INC5SILVIS WILLIAM MARTIN4GEN ELECTRIC2
Top patents by PatentIndex Score
33 records- 0188US7559262B2CVS system sample water vapor managementAVL NORTH AMERICA INC·Filed 2007·Granted Jul 14, 2009·14 cites·7 claims
- 0286US8181543B2CVS system sample water vapor managementSILVIS WILLIAM MARTIN·Filed 2009·Granted May 22, 2012·9 cites·25 claims
- 0385US9518897B2Intelligent bag filling for exhaust sampling systemAVL TEST SYSTEMS INC·Filed 2013·Granted Dec 13, 2016·4 cites·30 claims
- 0484US6823268B2Engine exhaust emissions measurement correctionAVL NORTH AMERICA INC·Filed 2002·Granted Nov 23, 2004·23 cites·72 claims
- 0584US5846831AMethods and systems for controlling flow of a diluted sample and determining pollutants based on water content in engine exhaust emissionsHORIBA INSTR INC·Filed 1997·Granted Dec 8, 1998·44 cites·7 claims
- 0682US6857327B2Particulate sampling probe and dilution tunnelAVL NORTH AMERICA INC·Filed 2003·Granted Feb 22, 2005·18 cites·7 claims
- 0780US9297726B2Exhaust sampling system and method for water vapor managementSILVIS WILLIAM MARTIN·Filed 2012·Granted Mar 29, 2016·3 cites·14 claims
- 0879US6481299B2Particulate sampling probe and dilution tunnelAVL NORTH AMERICA INC·Filed 2001·Granted Nov 19, 2002·14 cites·23 claims
- 0978US6823748B2Active pulsation cancellation device for diesel particulate sampling systemsAVL NORTH AMERICA INC·Filed 2002·Granted Nov 30, 2004·16 cites·5 claims
- 1075US5968452ASystem for controlling flow of a diluted sample and determining pollutants based on water content in engine exhaust emissionsHORIBA INSTR INC·Filed 1998·Granted Oct 19, 1999·29 cites·3 claims
- 1174US6962090B2Heated stainless steel emissions canisterAVL NORTH AMERICA INC·Filed 2002·Granted Nov 8, 2005·14 cites·7 claims
- 1273US7574307B2Engine exhaust emissions measurement correctionAVL NORTH AMERICA INC·Filed 2004·Granted Aug 11, 2009·9 cites·42 claims
- 1372US10921220B2Intelligent bag filling for exhaust sampling systemAVL TEST SYSTEMS INC·Filed 2019·Granted Feb 16, 2021·0 cites·20 claims
- 1471US10151670B2CVS system sample water vapor managementAVL TEST SYSTEMS INC·Filed 2015·Granted Dec 11, 2018·1 cites·16 claims
- 1570US9194274B2Particulate measurement systemSILVIS WILLIAM MARTIN·Filed 2010·Granted Nov 24, 2015·3 cites·24 claims
- 1668US6973818B2Exhaust volume measurement deviceAVL NORTH AMERICA INC·Filed 2002·Granted Dec 13, 2005·10 cites·9 claims
- 1763US11346754B2Pressure reduction system and method for reducing the pressure of high pressure aerosolsGEN ELECTRIC·Filed 2020·Granted May 31, 2022·0 cites·24 claims
- 1863US10422726B2Intelligent bag filling for exhaust sampling systemAVL TEST SYSTEMS INC·Filed 2016·Granted Sep 24, 2019·0 cites·30 claims
- 1963US9097623B2CVS system sample water vapor managementSILVIS WILLIAM MARTIN·Filed 2012·Granted Aug 4, 2015·1 cites·14 claims
- 2063US6505524B1Mixing system and methodHORIBA INSTR INC·Filed 1998·Granted Jan 14, 2003·26 cites·18 claims
- 2160US10809165B2Pressure reduction system and method for reducing the pressure of high pressure aerosolsGEN ELECTRIC·Filed 2018·Granted Oct 20, 2020·0 cites·5 claims
- 2260US7555928B2Exhaust volume measurement deviceAVL NORTH AMERICA INC·Filed 2006·Granted Jul 7, 2009·4 cites·4 claims
- 2360US6742407B2Particulate sampling probe and dilution tunnelAVL NORTH AMERICA INC·Filed 2002·Granted Jun 1, 2004·2 cites·8 claims
- 2459US10724924B2System and method for determining whether an engine is on or off based on a pressure of exhaust gas produced by the engineAVL TEST SYSTEMS INC·Filed 2018·Granted Jul 28, 2020·0 cites·20 claims
- 2559US7000449B2Exhaust volume measurement deviceAVL NORTH AMERICA INC·Filed 2004·Granted Feb 21, 2006·6 cites·9 claims
- 2658US7565846B2Particulate sampler and dilution gas flow device arrangement for an exhaust sampling systemAVL NORTH AMERICA INC·Filed 2006·Granted Jul 28, 2009·3 cites·8 claims
- 2754US2016209300A1Exhaust Sampling System And Method For Water Vapor ManagementAVL TEST SYSTEMS INC·Filed 2016·Application pending·0 cites
- 2850US7055364B2Exhaust volume measurement deviceAVL NORTH AMERICA INC·Filed 2004·Granted Jun 6, 2006·3 cites·18 claims
- 2944US7293454B2Anti-aliasing acoustic filter in the presence of pulsating flowAVL NORTH AMERICA INC·Filed 2004·Granted Nov 13, 2007·2 cites·15 claims
- 3042US6122980AMixing systemHORIBA INSTR INC·Filed 1998·Granted Sep 26, 2000·8 cites·19 claims
- 3141US2017074145A1Exhaust Sampling System Including A Mixer That Mixes Exhaust Gas And Dilution GasAVL TEST SYSTEMS INC·Filed 2016·Application pending·0 cites
- 3240US6209385B1Method and system for determining air/fuel ratio of an engine's combustion process from its exhaust emissionsHORIBA INSTR INC·Filed 1996·Granted Apr 3, 2001·9 cites·14 claims
- 3338US9347926B2Exhaust sampling system and method for synchronizing time alignment and dilationAVL TEST SYSTEMS INC·Filed 2013·Granted May 24, 2016·0 cites·25 claims
Join the waitlist — get patent alerts
Get an alert when William Martin Silvis files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →