Inventor · disambiguated record
Sylvain Dionne
Also filed as: DIONNE SYLVAIN
13 granted patents·622 citations·filing 1998–2020
94Inventor score
Files withSNC TECHNOLOGIES INC7GENERAL DYNAMICS ORDNANCE AND TACTICAL SYSTEMS—CANADA INC3SNC IND TECHNOLOGIES INC2GENERAL DYNAMICS OTS CANADA INC1
Top patents by PatentIndex Score
13 records- 0192US9857151B2Ring fire primerGENERAL DYNAMICS ORDNANCE AND TACTICAL SYSTEMS—CANADA INC·Filed 2014·Granted Jan 2, 2018·164 cites·18 claims
- 0292US6931978B1Rebound attenuation device for automatic firearmsSNC TECHNOLOGIES INC·Filed 2004·Granted Aug 23, 2005·70 cites·12 claims
- 0391US6439123B1Training cartridgeSNC TECHNOLOGIES INC·Filed 2000·Granted Aug 27, 2002·80 cites·17 claims
- 0490US6625916B1Conversion of firearms to fire reduced-energy ammunitionSNC TECHNOLOGIES INC·Filed 1999·Granted Sep 30, 2003·83 cites·12 claims
- 0586US6442882B1Cartridge ejection mechanism for converted automatic pistolSNC TECHNOLOGIES INC·Filed 2000·Granted Sep 3, 2002·45 cites·7 claims
- 0684US6357331B1Two-piece barrel for low-energy training ammunitionSNC TECHNOLOGIES INC·Filed 2000·Granted Mar 19, 2002·42 cites·5 claims
- 0783US6276252B1Ammunition chambering mechanism for automatic firearmsSNC TECHNOLOGIES INC·Filed 1999·Granted Aug 21, 2001·58 cites·4 claims
- 0876US5983773AChambering of low-energy training ammunition in automatic firearmsSNC IND TECHNOLOGIES INC·Filed 1998·Granted Nov 16, 1999·46 cites·3 claims
- 0962US10254071B2Firearm conversion kit not requiring a dedicated fastening toolGENERAL DYNAMICS ORDNANCE AND TACTICAL SYSTEMS—CANADA INC·Filed 2016·Granted Apr 9, 2019·3 cites·4 claims
- 1061US11656063B2Reduced-energy cartridge with exterior sealing member for fluted chamberGENERAL DYNAMICS OTS—CANADA INC·Filed 2020·Granted May 23, 2023·2 cites·18 claims
- 1160US6715396B2Firearm conversion kitSNC TECHNOLOGIES INC·Filed 2001·Granted Apr 6, 2004·13 cites·10 claims
- 1258US10254065B2Systems and methods for a firearm conversion kit with slaved ejectorGENERAL DYNAMICS ORDNANCE AND TACTICAL SYSTEMS—CANADA INC·Filed 2017·Granted Apr 9, 2019·2 cites·9 claims
- 1346US5974942AEjection-assist mechanism for automatic firearmsSNC IND TECHNOLOGIES INC·Filed 1998·Granted Nov 2, 1999·14 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Sylvain Dionne 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 →